-4x+120=21

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Solution for -4x+120=21 equation: 


Simplifying
-4x + 120 = 21

Reorder the terms:
120 + -4x = 21

Solving
120 + -4x = 21

Solving for variable 'x'.

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

Add '-120' to each side of the equation.
120 + -120 + -4x = 21 + -120

Combine like terms: 120 + -120 = 0
0 + -4x = 21 + -120
-4x = 21 + -120

Combine like terms: 21 + -120 = -99
-4x = -99

Divide each side by '-4'.
x = 24.75

Simplifying
x = 24.75

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