120=50(-.7)+x

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Solution for 120=50(-.7)+x equation:


Simplifying
120 = 50(-0.7) + x

Multiply 50 * -0.7
120 = -35 + x

Solving
120 = -35 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
120 + -1x = -35 + x + -1x

Combine like terms: x + -1x = 0
120 + -1x = -35 + 0
120 + -1x = -35

Add '-120' to each side of the equation.
120 + -120 + -1x = -35 + -120

Combine like terms: 120 + -120 = 0
0 + -1x = -35 + -120
-1x = -35 + -120

Combine like terms: -35 + -120 = -155
-1x = -155

Divide each side by '-1'.
x = 155

Simplifying
x = 155

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