Respuesta :

beanaf8393
1. minus the 10 to the 7.
10 - 1/4x = 7
-10. -10
-1/4x = -3
2. switch the fraction around and multiply it by the -3.
-1/4x = -3
(-4/1) = -3 (-4/1)
3. this gives you:
x = 12.

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