3x-86=7x-3x

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Solution for 3x-86=7x-3x equation:


Simplifying
3x + -86 = 7x + -3x

Reorder the terms:
-86 + 3x = 7x + -3x

Combine like terms: 7x + -3x = 4x
-86 + 3x = 4x

Solving
-86 + 3x = 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-86 + 3x + -4x = 4x + -4x

Combine like terms: 3x + -4x = -1x
-86 + -1x = 4x + -4x

Combine like terms: 4x + -4x = 0
-86 + -1x = 0

Add '86' to each side of the equation.
-86 + 86 + -1x = 0 + 86

Combine like terms: -86 + 86 = 0
0 + -1x = 0 + 86
-1x = 0 + 86

Combine like terms: 0 + 86 = 86
-1x = 86

Divide each side by '-1'.
x = -86

Simplifying
x = -86

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