3x-120=69-4x

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Solution for 3x-120=69-4x equation:


Simplifying
3x + -120 = 69 + -4x

Reorder the terms:
-120 + 3x = 69 + -4x

Solving
-120 + 3x = 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 + 3x + 4x = 69 + -4x + 4x

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

Combine like terms: -4x + 4x = 0
-120 + 7x = 69 + 0
-120 + 7x = 69

Add '120' to each side of the equation.
-120 + 120 + 7x = 69 + 120

Combine like terms: -120 + 120 = 0
0 + 7x = 69 + 120
7x = 69 + 120

Combine like terms: 69 + 120 = 189
7x = 189

Divide each side by '7'.
x = 27

Simplifying
x = 27

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