lentcar00013
lentcar00013
18-01-2022
Mathematics
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Solve for x. 3 over x-6 = 7 over x+2
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Noctnel
Noctnel
18-01-2022
The answer is x = 12.
Cross multiply:
3(x + 2) = 7(x - 6)
3x + 6 = 7x - 42
Switch sides:
3x - 7x = -6 - 42
-4x = -48
x = -48/-4
x = 12
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