7x+120=5x+300

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Solution for 7x+120=5x+300 equation:


Simplifying
7x + 120 = 5x + 300

Reorder the terms:
120 + 7x = 5x + 300

Reorder the terms:
120 + 7x = 300 + 5x

Solving
120 + 7x = 300 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
120 + 7x + -5x = 300 + 5x + -5x

Combine like terms: 7x + -5x = 2x
120 + 2x = 300 + 5x + -5x

Combine like terms: 5x + -5x = 0
120 + 2x = 300 + 0
120 + 2x = 300

Add '-120' to each side of the equation.
120 + -120 + 2x = 300 + -120

Combine like terms: 120 + -120 = 0
0 + 2x = 300 + -120
2x = 300 + -120

Combine like terms: 300 + -120 = 180
2x = 180

Divide each side by '2'.
x = 90

Simplifying
x = 90

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