Respuesta :

subtract the 9 from 9 to cancel it out. Then subtract 9 from 15, which is 6. And 6 times 7 is 42.
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Answer:

x = 42

Step-by-step explanation:

x/7 + 9 = 15

=> x/7 = 15 - 9

=> x/7 = 6

=> x = 6(7)

=> x = 42