© Sammy charges $21.75 for 3
hours of babysitting. The equation
y = 8x models the amount Claire
charges for x hours of
babysitting. Who charges less for
5 hours of babysitting and by how
much?

A. Sammy charges less by $0.75
B. Claire charges less by $0.75
C. Sammy charges less by $3.75
D. Claire charges less by $3.75

Answer:

Sammy charges less by $3.75

Step-by-step explanation:

givens

-Sammy: 21.75 for 3 hrs

-y=8x for Claire

-5 hours, and who charges less?

21.75/3

$7.25/hr

y=8(5)

y=$40

y=7.25(5)

y=$36.25

40-36.25

$3.75

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