3-(x+7)+9x=8x-4

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Solution for 3-(x+7)+9x=8x-4 equation:


Simplifying
3 + -1(x + 7) + 9x = 8x + -4

Reorder the terms:
3 + -1(7 + x) + 9x = 8x + -4
3 + (7 * -1 + x * -1) + 9x = 8x + -4
3 + (-7 + -1x) + 9x = 8x + -4

Combine like terms: 3 + -7 = -4
-4 + -1x + 9x = 8x + -4

Combine like terms: -1x + 9x = 8x
-4 + 8x = 8x + -4

Reorder the terms:
-4 + 8x = -4 + 8x

Add '4' to each side of the equation.
-4 + 4 + 8x = -4 + 4 + 8x

Combine like terms: -4 + 4 = 0
0 + 8x = -4 + 4 + 8x
8x = -4 + 4 + 8x

Combine like terms: -4 + 4 = 0
8x = 0 + 8x
8x = 8x

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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