The cost of 1 racket and 3 tennis balls is $52.90.The cost of 3 rackets and 5 tennis balls is $155.50. What is the cost of 1 tennis ball?

Adeina asked Jan 5, 2022

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Adeina asked Jan 5, 2022

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21 votes

X+3y=52.9 /*3

3x +9y= 158.7
3x+ 5y = 155.5

4y = 3.2 /4
Y = 0.8

X +3*0.8 = 52.9
X = 52.9-3*0.8
X = 50.5
racket 50.0 $
Tennis ball 0.8$

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