4x+83=9x-7

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Solution for 4x+83=9x-7 equation:


Simplifying
4x + 83 = 9x + -7

Reorder the terms:
83 + 4x = 9x + -7

Reorder the terms:
83 + 4x = -7 + 9x

Solving
83 + 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.
83 + 4x + -9x = -7 + 9x + -9x

Combine like terms: 4x + -9x = -5x
83 + -5x = -7 + 9x + -9x

Combine like terms: 9x + -9x = 0
83 + -5x = -7 + 0
83 + -5x = -7

Add '-83' to each side of the equation.
83 + -83 + -5x = -7 + -83

Combine like terms: 83 + -83 = 0
0 + -5x = -7 + -83
-5x = -7 + -83

Combine like terms: -7 + -83 = -90
-5x = -90

Divide each side by '-5'.
x = 18

Simplifying
x = 18

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