7x+144=3x+120

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Solution for 7x+144=3x+120 equation:


Simplifying
7x + 144 = 3x + 120

Reorder the terms:
144 + 7x = 3x + 120

Reorder the terms:
144 + 7x = 120 + 3x

Solving
144 + 7x = 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.
144 + 7x + -3x = 120 + 3x + -3x

Combine like terms: 7x + -3x = 4x
144 + 4x = 120 + 3x + -3x

Combine like terms: 3x + -3x = 0
144 + 4x = 120 + 0
144 + 4x = 120

Add '-144' to each side of the equation.
144 + -144 + 4x = 120 + -144

Combine like terms: 144 + -144 = 0
0 + 4x = 120 + -144
4x = 120 + -144

Combine like terms: 120 + -144 = -24
4x = -24

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

Simplifying
x = -6

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