40=8(x-7)

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Solution for 40=8(x-7) equation:


Simplifying
40 = 8(x + -7)

Reorder the terms:
40 = 8(-7 + x)
40 = (-7 * 8 + x * 8)
40 = (-56 + 8x)

Solving
40 = -56 + 8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-8x' to each side of the equation.
40 + -8x = -56 + 8x + -8x

Combine like terms: 8x + -8x = 0
40 + -8x = -56 + 0
40 + -8x = -56

Add '-40' to each side of the equation.
40 + -40 + -8x = -56 + -40

Combine like terms: 40 + -40 = 0
0 + -8x = -56 + -40
-8x = -56 + -40

Combine like terms: -56 + -40 = -96
-8x = -96

Divide each side by '-8'.
x = 12

Simplifying
x = 12

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