120+.2x=70+.4x

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Solution for 120+.2x=70+.4x equation:


Simplifying
120 + 0.2x = 70 + 0.4x

Solving
120 + 0.2x = 70 + 0.4x

Solving for variable 'x'.

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

Add '-0.4x' to each side of the equation.
120 + 0.2x + -0.4x = 70 + 0.4x + -0.4x

Combine like terms: 0.2x + -0.4x = -0.2x
120 + -0.2x = 70 + 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
120 + -0.2x = 70 + 0.0
120 + -0.2x = 70

Add '-120' to each side of the equation.
120 + -120 + -0.2x = 70 + -120

Combine like terms: 120 + -120 = 0
0 + -0.2x = 70 + -120
-0.2x = 70 + -120

Combine like terms: 70 + -120 = -50
-0.2x = -50

Divide each side by '-0.2'.
x = 250

Simplifying
x = 250

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