8x+9=8x-7

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


Simplifying
8x + 9 = 8x + -7

Reorder the terms:
9 + 8x = 8x + -7

Reorder the terms:
9 + 8x = -7 + 8x

Add '-8x' to each side of the equation.
9 + 8x + -8x = -7 + 8x + -8x

Combine like terms: 8x + -8x = 0
9 + 0 = -7 + 8x + -8x
9 = -7 + 8x + -8x

Combine like terms: 8x + -8x = 0
9 = -7 + 0
9 = -7

Solving
9 = -7

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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