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He expression0.50a+0.65prepresents the total cost of a apples and p pears. If Tonya bought 10 pears and spent a total of $10.00, how many apples did she buy?

Respuesta :

0.50a + .65p = 10
0.50 a + .65(10)=10
0.50a + 6.5=10
Subtract 6.5 from both sides
0.50a=3.5
Divide both sides by0.50

Apples= 7

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