3x+135=7x+159

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Solution for 3x+135=7x+159 equation:


Simplifying
3x + 135 = 7x + 159

Reorder the terms:
135 + 3x = 7x + 159

Reorder the terms:
135 + 3x = 159 + 7x

Solving
135 + 3x = 159 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
135 + 3x + -7x = 159 + 7x + -7x

Combine like terms: 3x + -7x = -4x
135 + -4x = 159 + 7x + -7x

Combine like terms: 7x + -7x = 0
135 + -4x = 159 + 0
135 + -4x = 159

Add '-135' to each side of the equation.
135 + -135 + -4x = 159 + -135

Combine like terms: 135 + -135 = 0
0 + -4x = 159 + -135
-4x = 159 + -135

Combine like terms: 159 + -135 = 24
-4x = 24

Divide each side by '-4'.
x = -6

Simplifying
x = -6

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