8x-84=3x+120

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Solution for 8x-84=3x+120 equation:


Simplifying
8x + -84 = 3x + 120

Reorder the terms:
-84 + 8x = 3x + 120

Reorder the terms:
-84 + 8x = 120 + 3x

Solving
-84 + 8x = 120 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-84 + 8x + -3x = 120 + 3x + -3x

Combine like terms: 8x + -3x = 5x
-84 + 5x = 120 + 3x + -3x

Combine like terms: 3x + -3x = 0
-84 + 5x = 120 + 0
-84 + 5x = 120

Add '84' to each side of the equation.
-84 + 84 + 5x = 120 + 84

Combine like terms: -84 + 84 = 0
0 + 5x = 120 + 84
5x = 120 + 84

Combine like terms: 120 + 84 = 204
5x = 204

Divide each side by '5'.
x = 40.8

Simplifying
x = 40.8

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