120=x-(50+0.2x)

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Solution for 120=x-(50+0.2x) equation:


Simplifying
120 = x + -1(50 + 0.2x)
120 = x + (50 * -1 + 0.2x * -1)
120 = x + (-50 + -0.2x)

Reorder the terms:
120 = -50 + x + -0.2x

Combine like terms: x + -0.2x = 0.8x
120 = -50 + 0.8x

Solving
120 = -50 + 0.8x

Solving for variable 'x'.

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

Add '-0.8x' to each side of the equation.
120 + -0.8x = -50 + 0.8x + -0.8x

Combine like terms: 0.8x + -0.8x = 0.0
120 + -0.8x = -50 + 0.0
120 + -0.8x = -50

Add '-120' to each side of the equation.
120 + -120 + -0.8x = -50 + -120

Combine like terms: 120 + -120 = 0
0 + -0.8x = -50 + -120
-0.8x = -50 + -120

Combine like terms: -50 + -120 = -170
-0.8x = -170

Divide each side by '-0.8'.
x = 212.5

Simplifying
x = 212.5

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