141-3x=5x+21

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Solution for 141-3x=5x+21 equation:


Simplifying
141 + -3x = 5x + 21

Reorder the terms:
141 + -3x = 21 + 5x

Solving
141 + -3x = 21 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
141 + -3x + -5x = 21 + 5x + -5x

Combine like terms: -3x + -5x = -8x
141 + -8x = 21 + 5x + -5x

Combine like terms: 5x + -5x = 0
141 + -8x = 21 + 0
141 + -8x = 21

Add '-141' to each side of the equation.
141 + -141 + -8x = 21 + -141

Combine like terms: 141 + -141 = 0
0 + -8x = 21 + -141
-8x = 21 + -141

Combine like terms: 21 + -141 = -120
-8x = -120

Divide each side by '-8'.
x = 15

Simplifying
x = 15

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