4x-8=9x+7

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


Simplifying
4x + -8 = 9x + 7

Reorder the terms:
-8 + 4x = 9x + 7

Reorder the terms:
-8 + 4x = 7 + 9x

Solving
-8 + 4x = 7 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-8 + 4x + -9x = 7 + 9x + -9x

Combine like terms: 4x + -9x = -5x
-8 + -5x = 7 + 9x + -9x

Combine like terms: 9x + -9x = 0
-8 + -5x = 7 + 0
-8 + -5x = 7

Add '8' to each side of the equation.
-8 + 8 + -5x = 7 + 8

Combine like terms: -8 + 8 = 0
0 + -5x = 7 + 8
-5x = 7 + 8

Combine like terms: 7 + 8 = 15
-5x = 15

Divide each side by '-5'.
x = -3

Simplifying
x = -3

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