120=69-7x+3x

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Solution for 120=69-7x+3x equation:


Simplifying
120 = 69 + -7x + 3x

Combine like terms: -7x + 3x = -4x
120 = 69 + -4x

Solving
120 = 69 + -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.
120 + 4x = 69 + -4x + 4x

Combine like terms: -4x + 4x = 0
120 + 4x = 69 + 0
120 + 4x = 69

Add '-120' to each side of the equation.
120 + -120 + 4x = 69 + -120

Combine like terms: 120 + -120 = 0
0 + 4x = 69 + -120
4x = 69 + -120

Combine like terms: 69 + -120 = -51
4x = -51

Divide each side by '4'.
x = -12.75

Simplifying
x = -12.75

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