ultimateapes
15.04.2021 •
Mathematics
The equation 150s + 45h = 1,155 is used to determine the number of skateboards s and the number of helmets h that can be bought for $1,155. You purchase 5 skateboards. Select all the steps that may be used when solving for the number of helmets purchased.
A. Multiply both sides by 45.
B. Add 150s to both sides.
C. Subtract 150s from both sides.
D. Substitute 5 for s in the equation.
E. Divide both sides by 45.
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Ответ:
D & E
Step-by-step explanation:
150(5)+45h=1155 D
750+45h=1155
45h=405
h=9 E
Ответ:
vavw dhwhevw vbj
Step-by-step explanation: