40-x=x(7-8)

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


Simplifying
40 + -1x = x(7 + -8)

Combine like terms: 7 + -8 = -1
40 + -1x = x(-1)

Reorder the terms for easier multiplication:
40 + -1x = -1x

Add 'x' to each side of the equation.
40 + -1x + x = -1x + x

Combine like terms: -1x + x = 0
40 + 0 = -1x + x
40 = -1x + x

Combine like terms: -1x + x = 0
40 = 0

Solving
40 = 0

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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