15m+9n=-6 solve for n

Answers

Answer 1

Answer:

( - 2 - 5m ) / 3

Step-by-step explanation:

15m + 9n = - 6

9n = - 6 - 15m

Divide by 3 on both sides,

9n / 3 = - 6 / 3 - 15m / 3

3n = - 2 - 5m

n = ( - 2 - 5m ) / 3

Answer 2

Answer:

[tex]15m + 9n = - 6 \\ 9n = 15m - 6 \\ n = \frac{15m - 6}{9} \\ \\ n = \frac{15m - 2}{3} [/tex]


Related Questions

HELP ITS DUE
Use the expression -1/3 - (-5/12)

Answers

Answer:

         __

[tex]\large\boxed{\mathfrak{0.08333}}[/tex]

Step-by-step explanation:

Answer:

1/12

Step-by-step explanation:

Subtract negative is addition: -1/3 - (-5/12) = -1/3 + 5/12

1/3 = 4/12

-4/12 + 5/12 = 1/12

find a series expansion for pi using the Maclaurin expansion for arctan(x) and the fact that tan(pi/4)

Answers

Recall that for |x| < 1, we have

[tex]\displaystyle \frac1{1-x} = \sum_{k=0}^\infty x^k[/tex]

It follows that, for |-x²| = |x|² < 1, or just |x| < 1,

[tex]\displaystyle \frac1{1+x^2} = \frac1{1-(-x^2)} = \sum_{k=0}^\infty (-x^2)^k = \sum_{k=0}^\infty (-1)^k x^{2k}[/tex]

Taking the antiderivative of both sides gives us

[tex]\displaystyle \arctan(x) = C + \sum_{k=0}^\infty \frac{(-1)^k}{2k+1} x^{2k+1}[/tex]

where C is a constant, which we determine to be 0, since taking x = 0 on both sides makes the series vanish, while arctan(0) = 0 since 0 = tan(0). So

[tex]\displaystyle \arctan(x) = \sum_{k=0}^\infty \frac{(-1)^k}{2k+1} x^{2k+1}[/tex]

Since tan(π/4) = 1, it follows that π/4 = arctan(1), so in the series we replace x = 1, then solve for π :

[tex]\displaystyle \arctan(1) = \sum_{k=0}^\infty \frac{(-1)^k}{2k+1} 1^{2k+1}[/tex]

[tex]\displaystyle \frac\pi4 = \sum_{k=0}^\infty \frac{(-1)^k}{2k+1}[/tex]

[tex]\displaystyle \pi = \sum_{k=0}^\infty \frac{4(-1)^k}{2k+1}[/tex]

[tex]\pi = 4 - \dfrac43 + \dfrac45 - \dfrac47 +\cdots[/tex]

what is the value of W?

Answers

Solution: According to mid point theorem, the line segment joining the mid-points of any two sides of a triangle, is parallel to the third side and half of it.Here, UQ = QR

So, Q is the mid-point of UR.

Similarly, UT = TS

So, T is the mid-point of US.

So, QT is parallel to RS and half of it.Given, QT = w and RS = w + 37Therefore, QT = 1/2 RS

or, w = 1/2(w + 37)

or, w = w/2 + 37/2

or, w - w/2 = 37/2

or, w/2 = 37/2

or, w = 37/2 × 2

or, w = 37.

Answer:

The value of w is 37.

Hope it helps.

Do comment if you have any query.

SOMEONE HELP ME

find the constant (k) of porportionality 2y=48x

Answers

Answer:

I think 24

Step-by-step explanation:

In this

2y=48x

_______

2 2

Y=24x

This might help you

What is an equation of the line that passes through the point (-7,-6)(−7,−6) and is parallel to the line x-y=7x−y=7?

Answers

Answer:

y = x + 1

Step-by-step explanation:

The gradient of a line can be defined by the equation:

m (gradient) = (y1 – y2 ) ÷ (x1 – x2) ----> "1" and "2" should be in subscript

For (-7,-6) we use x2 and y2 (because this point can be anywhere along a line):

x2 = -7, y2 = -6

Plug these values into the formula above:

m = (y-(-6)) ÷ (x-(-7))

m = (y+6) ÷ (x+7)

At this stage, the equation can't be solved as there are two unknowns. Therefore, the gradient must be found another way. Two lines are parallel if they have the same gradient - in their y=mx+c equations, m will be equal.

x - y=7 is the line alluded to in the question. Rearranging this equation into the line equation format gives:

y = x-7 ---> The gradient (coefficient of x) is 1.

Therefore, the gradient of the other parallel line must also be 1.

This can be substituted into the previous equation to give:

1 = (y+6)÷(x+7)

x+7 = y+6

x+1 = y

Therefore, the answer is y=x+1

What is the value of y in 42y = 8,526?

Answers

Answer : I think y is equal to 203

Because you divide both sides by 42 and then you get 203

Answer:

y=203

Step-by-step explanation:

Help find the area of this kite

Answers

Answer: most likely 508.5.

Step-by-step explanation: i am not an expert but i think its that. some information was missing but the formula is (1/2) x D1 x D2, (d1 being the vertical line and d2 being the horizontal line) hope it helps.

what is the value of d in 3/4(8x-6)-2=1/2-x

Answers

Answer: 32/35

Step-by-step explanation:

got it correct

will give brainliest!!!

Answers

Answer:

B

Step-by-step explanation:

I already figured out one i think need help ASAP!!!!

Answers

Answer:

I would help if i remembered how to do this sorry

Step-by-step explanation:

GL!!

Carter, a forward on his school basketball team, has played in 8 games since starting high school. The number of points he scored at those games was:
5 points1 point4 points6 points2 points5 points2 points2 points
What was the median number of points scored?

Answers

Answer:

2 and 4 are the medians

Step-by-step explanation:

math help .................................

Answers

Answer:

d.29

Step-by-step explanation:

10/3 * 87/10 = 870/30

simplify & get 29

D29 hope this helps u

y=varies directly as x, if y=22 when x=-11, find x when y=88

Answers

Answer:

x=-44

Step-by-step explanation:

y=22 x=-11

y=88 x=?

y/x=22/-11=-2

88/x=-2

-2x=88

x=-44

Write 81.509 in expanded form

Answers

Answer:

 81.509 =

 80  

+ 1  

+   0.5

+   0.00

+   0.009

Expanded Factors Form:

   81.509 =

 8 × 10  

+ 1 × 1  

+ 5 ×   0.1

+ 0 ×   0.01

+ 9 ×   0.001

Expanded Exponential Form:

 81.509 =

8 × 101

+ 1 × 100

+ 5 × 10-1

+ 0 × 10-2

+ 9 × 10-3

8 x 10 = 80
1 x 1 = 1
5 x .1 = .5
9 x .001 = .009

The group of points {(0, 1), (0, 5), (2, 6), (3, 3)} is not a function, but the group of points {(1, 4), (2, 7), (3, 1), (5, 7)} is a function. What do you notice about the two groups of points? What do you think it means to be a function? plsss help yall i need the answer for a disscussion and this teacher NEVER give anybody an 100% on disscussions so at least get me an 80

Answers

Answer:

I notice that the first group of points contain multiple Y Values for the same X. Notice how 0 could be 1 or 5. The second group has a unique Y for every X. A function is a deterministic system where, given a X, it will map exactly one Y value.

Step-by-step explanation:

let's get 100

area of a circle
mathematics ​

Answers

Answer:

C

Step-by-step explanation:

Area of circle = [tex]\pi r^2[/tex]

15/2 = 7.5

7.5 = radius

Plug 7.5 into the formula:

[tex]\pi 7.5^2[/tex] = 176.71

Closest answer to 176.71 = 176.625

Answer would be C.

……..The answer is C……………..

please help I will make you Brainliest (show working)​

Answers

Step-by-step explanation:

look at the photo...............

Is triangle ABC a right triangle

Answers

Answer:

It depends

Step-by-step explanation:

There is no data included, but if a triangle contains a 90 degree angle, it is right.

How many cups of sorbet are used in 8 cups of punch

Answers

Answer: 1.2

Step-by-step explanation:

x : 15 = 8 : 100

100x = 15 * 8

100x = 120

x = 1.2

The answer is 1.2 cups of sorbet were used in this punch.

f(x) = 4x-5; f(-2)
please help

Answers

Answer:

f(x)=-13

Step-by-step explanation:

Substitute x with -2

4 times -2 is -8

-8-5 is -13

Thus f(x)=-13

Hope this helps!

2/3 x -2 1/4 x -1 1/2

Answers

Answer:

2/3 x -2 1/4 = -1.5

1.5 x 1 1/2 = 2.25

Answer:

9/4

Step-by-step explanation:

2/3 × -2 1/4 - 1 1/2

=2/3 × -9/4 × -3/2

=9/4

7/8=21/n plz this is due tomorrow

Answers

The answer is n=24 because 7x3=21 8x3=24

Brian invests £990 into his bank account. He receives 5.2% per year simple interest. How much will Brian have after 2 years?

Answers

Answer:

£1092.96

Step-by-step explanation:

Amount of money Brian has after 2 years

= 2(5.2% × £990) + £990

= £102.96 + £990

= £1092.96

B) Determine the quadratic function whose zeros are -2 and 5/2​

Answers

So the factors of the quadratic function must be (x+2) and (2x-5) foiling them gives us 2x^2-x-10

Recipe 1: Mix 4 cups of orange juice with 6 cups of pineapple juice.

Recipe 2: Mix 6 cups of orange juice with 9 cups of pineapple juice.

Recipe 3: Mix 9 cups of orange juice with 12 cups of pineapple juice.

Which two recipes will taste the same, and which one will taste different? Explain or show your reasoning

Answers

Recipe 3, since its ratio is 3/4 while the other two have a ratio of 2/3
Ratio = cups of orange/ cups of pineapple juice

james borrows Php 700000 and promises to pay the principal and interest at 15% compounded monthly. How much must he repay after 7 yrs?

Answers

Answer:

A = $ 1,987,379.10 + 700,000= $2,687,379.10

Step-by-step explanation:

15% = 0.15 rate per tear

A = P (1+r/n)^nt

A = 700,000 (1+0.015/12)^12*7

A = 700,000 (1+0.0125)^84

A = 700,000 ((0.9875)^84

A = 700,000 (2.839113)

James will have to pay PHP 1987379.1 after 7 years.

What is the interest rate?

The percentage that a lender adds to the amount of money lent to them is called an interest rate.

Given that, James borrowed, 700000 at an interest rate of 15% compounded monthly.

The formula for the final amount in compound interest is:

A = P (1 + r/n)ⁿˣ

Where P is the principal amount, n is the number of times of compounding in a year, r is the interest rate, and x is the time in years.

Substitute the values in the formula:

A = 700000(1 + 15%/12)¹²⁽⁷⁾

A = 700000( 1 + 0.15/12)⁸⁴

A = 700000(1.0125)⁸⁴

A = 1987379.1

Hence, James will have to pay PHP 1987379.1 after 7 years.

Learn more about the interest rates:

https://brainly.com/question/13324776

#SPJ5

4.8 x 2 What is it please can you please show how you did it aswell ​

Answers

Answer:

9.6

Step-by-step explanation:

4.8 x 2 = 9.6

 ₁ 4.8

x    2

----------

   9.6

Or

4 x 2 = 8

0.8 x 2 = 1.6

8 + 1.6 = 9.6

Answer:9.6

Step-by-step explanation: u just do it like how u normally mult and then bring the decimal down


Find an equation of the line parallel to Y = 2x+3 and that passes through the point (5,3)

Answers

53! Hope this helps 2,3(54)-2 it equals 53!!!!

what is an expression of quotient of c and 4

Answers

Answer: c divided by 4 or c/4

Please help !

Evaluate the function when x=-2, 0, and 5
r (x) = -x- 7

r1-2)=
r(O)=
r(5)=

Answers

Answer:

r(-2)= -5

r(0)= -7

r(5)= -12

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