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Nesterboy [21]
3 years ago
13

What does x equals to if 3( x + 7 ) =57

Mathematics
1 answer:
zepelin [54]3 years ago
7 0

3(x + 7) = 57 |÷3

x + 7 = 57/3

x + 7 = 19 |-7

x = 19 - 7

x = 12

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