Select the correct answer. Simplify the following expression. (6x2 - 9x - 4) - (2x2 - 3x - 9)

Answers

Answer 1

Answer:

4×2-6x+5

Step-by-step explanation:

(6x2 - 9x - 4) - (2x2 - 3x - 9)

We can deduct (2×2) from (6×2) first: (4×2)

Then we deduct (-3x) from (-9x): (-6x)

Then we deduct (-9) from (-4): 5

Then we add everything together: (4×2-6x+5)


Related Questions

How many 1/4 cups servings are in 5/8 cup. HELP PLEASE

Answers

Answer:

2/5

Step-by-step explanation:

You need to divide 1/4 by 5/8

Keep change flip- 1/4*8/5

the answer is 8/20

simplified- 2/5

decimal form- 0.4

[tex]\frac{5}{32}[/tex] [tex]many\ 1/4 \ cups\ servings\ are\ in\ 5/8\ cup.[/tex]

What is division?

Division can be defined as the splitting of a large group into smaller groups such that every group will have an equal number of items. It is an operation used for equal grouping and equal sharing in math.

According to the question

Number of 1/4 cups servings are in 5/8 cup:

Based on the given conditions:

= [tex]\frac{5}{8} \div\frac{1}{4}[/tex]

= [tex]\frac{\frac{5}{8} }{\frac{1}{4} }[/tex]

= [tex]\frac{5}{8\times4}[/tex]

= [tex]\frac{5}{32}[/tex]

[tex]\frac{5}{32}[/tex] [tex]many\ 1/4 \ cups\ servings\ are\ in\ 5/8\ cup.[/tex]

Find out more information about division here

https://brainly.com/question/1575906

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please help marking brainliest if its correct!

Answers

Answer:

I would say B.120 minutes

Simplify completely ASAPP

Answers

Answer:

5[tex]\sqrt{2}[/tex]

Step-by-step explanation:

HOLY F THE I JUST ASKED OUT MY CRUSH!!!!

SHE SAID YES!!!

Now wha lol

Answers

Aye your a swagger.Just play it cool and be yourself

Answer:

how you gonna go out in a pandemic?

Step-by-step explanation:

unless you're in a place where the virus was handled properly, the understandable, have a nice day.

and uhh

communication is key to a healthy relationship

Write -16.3 as a mixed number.

Answers

Answer:

-690/1000

Step-by-step explanation:

The answer is negative 690/1000

MMM HEY PLEASE HELP. IM LITERALLY ABOUT TO END MYSELF.

Answers

Answer:

do not end urself please ur a good guy

Step-by-step explanation:

it's b not d

The sales tax is ​$53 on the purchase of a dining room set for ​$1325. Find the sales tax rate.

Answers

Answer:

25

Step-by-step explanation:

1325 / 53 = 25

Factor f(x)= 2x^4 -12x^3 +6x +20x

Answers

Answer:

f(x)= 2x(x^3-6x^2+13)

Find the slope and y intercept from the
table below
x
1-3
1-2
-1
O
1
1
2
У
-16
1-10
-4
2
8
14

Answers

Answer:

100

Step-by-step explanation: : )

.

how many solutions are in -2(6-3x)=-12+6x ?

Answers

Answer:

For this equation there are infinite solutions.

Step-by-step explanation:

-2(6-3x)=-12+6x

-12+6x= -12 + 6x

-6                  -6

-12 = -12

0 = 0

Twice more than the product of a number and 8 is equal to 3

Answers

Answer:

Step-by-step explanation:

8x+2=3

8x=1

x=1/8

help asap plsplspls!! :)

Answers

Answer:

1.7

Step-by-step explanation:

1 + 7/10

= 1 + 0.7

= 1.7

1.7 is the correct answer

Andre received and spent money in the following ways last month.Write a positive or negative number to represent money from his perspective. "Andre spent $10 on a book"

Answers

Step-by-step explanation:

Let the amount of money Andre has be $A.

Spending $10 on a book = A - 10

If you like to venture further, feel free to check out my insta (learntionary). I'll be constantly posting math tips and notes! Thanks!

Helppppp BRAINLEST if right ASAP

Answers

Answer:

21.9

Step-by-step explanation:

Which ordered pairs are solutions to the system of inequalities?
More than one answer
y ≥ x + 2

y > -5/2x - 3.

A. (0,0)
B. (-2,2)
C. (0,2)
D. (-1,6)

Answers

Answer:

C, D

Step-by-step explanation:

We can solve this graphically and analytically.

Graphically, looking at the attached image below, if we graph the two inequalities and plot the points, you can find the points which are solutions by finding the points in the overlapping area.

This obviously excludes A as it only appears in [tex]y \geq x+2[/tex]

C is included as y [tex]\geq x+2[/tex] includes the point on the line.

D is obviously a solution.

B is however not a solution because is lies on the line [tex]y = \frac{-5x}{2} - 3[/tex], which the inequality excludes.

Analytically, if we can find one of the two inequalities where it is not a solution, it is not a solution of the system.

A: (0, 0)

[tex]y \geq x+2\\0 \geq 0 + 2\\0 \geq 2\\false[/tex]

A is not a solution

B: (-2, 2)

[tex]y \geq x+2\\2 \geq -2 + 2\\2\geq 0\\true[/tex]

[tex]y > \frac{-5x}{2} -3\\2 > \frac{-5(-2)}{2} - 3\\2 > 5 - 3\\2 > 2\\false[/tex]

B is not a solution

C: (0, 2)

[tex]y \geq x+2\\2 \geq 0 + 2\\2 \geq 2\\true\\\\y>\frac{-5x}{2}-3\\2 > -3\\true[/tex]

C is a solution

D:

[tex]y \geq x + 2\\6 \geq -1 + 2\\6 \geq 1\\true\\\\y > \frac{-5x}{2} - 3\\6 > \frac{-5(-1)}{2} - 3\\6 > \frac{5}{2} - \frac{6}{2}\\6 > \frac{-1}{2}\\true[/tex]

D is a solution

help me pls pls pls

Answers

Answer: 11/50
0.22 is 22/100, and you simplify it to 11/50

Answer:

11/50

Step-by-step explanation:

22/100 can b reduced to 11/50 :)

The combined height of the world’s three tallest buildings is 6,360 feet. The building in Dubai is 745 feet taller than the building in Makkah. Taipei’s building is 301 feet shorter than Makkah’s.

The equation (x + 745) + x + (x – 301) = 6,360 represents the scenario.

What can be determined from the given information? Check all that apply.
x represents the height of the building in Dubai.
The expression (x – 301) represents the height of the building in Taipei.
The building in Makkah is 1,972 feet tall.
The height of Dubai’s building is 1,227 feet tall.
The height of Taipei’s building is 1,671 feet tall.

Answers

Answer:

B, C, and E are correct

Step-by-step explanation:

Answer:

the answers are B, C, and E

Step-by-step explanation:

got it right on edge 2021 hope this helped! :]

Evaluate the function f(x) = -4x + 2, when x = -1.
A. f(x) = -4
B. f(x) = -2
C. f(x) = 2
D. f(x) = 6

Answers

Answer:

Option D

Step-by-step explanation:

f(x) = -4x + 2

f(-1) = -4(-1) + 2 = 4 + 2 = 6

the line passing through the points (-2,12) and (3, -23) intersects the line passing through which of these pairs of points

Answers

Answer:

Options (1), (2) and (3)

Step-by-step explanation:

To solve this problem we will use the property,

"A system of equations will have a unique solution if slopes of the linear equations are different"

Slope of a line passing through two points [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex] = [tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

Slope of a line passing through (-2, 12) and (3, -23) = [tex]\frac{12+23}{-2-3}[/tex] = (-7)

Option (1)

Slope of a line passing through (-4, 17) and (5, -28) = [tex]\frac{17+28}{-4-5}[/tex] = (-5)

Option (2)

Slope of a line passing through (-2, 16) and (2, -20) = [tex]\frac{16+20}{-2-2}[/tex] = (-9)

Option (3)

Slope of a line passing through (-6, 14) and (4, -16) = [tex]\frac{14+16}{-6-4}[/tex] = (-3)

Option (4)

Slope of a line passing through (-3, 19) and (6, -44) = [tex]\frac{19+44}{-3-6}[/tex] = (-7)

Option (5)

Slope of a line passing through (-5, 32) and (3, -24) = [tex]\frac{32+24}{-5-3}[/tex] = (-7)

Slopes of options (1), (2) and (3) are different.

Therefore, Options (1), (2) and (3) will be the correct options.

-5m-3m+6-3 = -13 Need help

Answers

Answer: m=2

Step-by-step explanation:

-5m-3m+6-3=-13

-8m+3=-13

-3 -3

-8m/-8 = -16/-8

m=2

what is y equals 5 times x equal ​

Answers

Answer:

multiple possibilities

Step-by-step explanation:

Y=5x

yx=5

it is unsolvable but have various possible answers:

y=5

x=1

(vise versa)

————

y=2.5

x=2

(vise versa)

Louise puts 11.7 gallons of gas in her car for a total of $27. What did the gasoline cost per gallon? Round your answer to the nearest cent

Answers

I got $2.31 per gallon

Answer:

$2.31

Step-by-step explanation:

You divide 27 by 11.7 to find cost per gallon, and get 2.30769230769  but it says to round to nearest cent so you round to 2.31

I WILL MARK BRAINIEST
I already did the other ones I just need help with the one I got wrong

Answers

Okay so you know the perimeter of the first is 180 yards, and it costs $6 per foot to install the fence.

180 yards is 540 feet.

Therefore the price to surround the forest is:

$6 x 540

= $3,240

what would be the square root of 144 is it 12?

Answers

Answer:

yes the square root of 144 is 12

Step-by-step explanation:

12 x 12 = 144 and 144 divided by 12 = 12

2. Karen bought a new car in 2001 for $34,000.00 She sold it in 2015 for $19,000.00. What was the percent of decrease? (round to whole percent)

Answers

Sorry I don’t know the sender maybe someone else can answer

Which number is composite?
53, 81, 41, 47,31
O41
81
31
47
Pls hurry its a test

Answers

Answer:

81

Step-by-step explanation:

A composite number is a number that can be divisible by more than 1.

81 can be divisible by 1 and 9.

-kiniwih426

Alexa has paper rectangles of different sizes of a rectangle is 7 cm longer than it is with is there a proportional relationship between the length and width of these rectangles

Answers

This is east just write the answer down

The price of a new car is $20,000. If the sales tax rate is 6%, then how much sales tax is being charged?

Answers

Answer:

1,200

Step-by-step explanation:

1,200 should be the answer

please help answer this question

Answers

Answer:

x>-2

Step-by-step explanation:

Answer:

[tex]x > - 2[/tex]

Step-by-step explanation:

hope u got it.

-4.75=z/2

PLEASE HELP............

Answers

Answer: Z= -9.5

Step-by-step explanation:

write the division as a fraction

-4.75=1/2Z

Multiply both sides of the equation by 2

-9.5=Z

then swap the sides of the equation

Z= -9.5

And if they are asking for fraction form then its either

Z= - 19/2, or Z= -9 1/2

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