85-3x=3x+7

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Solution for 85-3x=3x+7 equation:


Simplifying
85 + -3x = 3x + 7

Reorder the terms:
85 + -3x = 7 + 3x

Solving
85 + -3x = 7 + 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.
85 + -3x + -3x = 7 + 3x + -3x

Combine like terms: -3x + -3x = -6x
85 + -6x = 7 + 3x + -3x

Combine like terms: 3x + -3x = 0
85 + -6x = 7 + 0
85 + -6x = 7

Add '-85' to each side of the equation.
85 + -85 + -6x = 7 + -85

Combine like terms: 85 + -85 = 0
0 + -6x = 7 + -85
-6x = 7 + -85

Combine like terms: 7 + -85 = -78
-6x = -78

Divide each side by '-6'.
x = 13

Simplifying
x = 13

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