7=8(x+9)-8(x-9)

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Solution for 7=8(x+9)-8(x-9) equation:


Simplifying
7 = 8(x + 9) + -8(x + -9)

Reorder the terms:
7 = 8(9 + x) + -8(x + -9)
7 = (9 * 8 + x * 8) + -8(x + -9)
7 = (72 + 8x) + -8(x + -9)

Reorder the terms:
7 = 72 + 8x + -8(-9 + x)
7 = 72 + 8x + (-9 * -8 + x * -8)
7 = 72 + 8x + (72 + -8x)

Reorder the terms:
7 = 72 + 72 + 8x + -8x

Combine like terms: 72 + 72 = 144
7 = 144 + 8x + -8x

Combine like terms: 8x + -8x = 0
7 = 144 + 0
7 = 144

Solving
7 = 144

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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