171-5x=40x+21

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Solution for 171-5x=40x+21 equation:


Simplifying
171 + -5x = 40x + 21

Reorder the terms:
171 + -5x = 21 + 40x

Solving
171 + -5x = 21 + 40x

Solving for variable 'x'.

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

Add '-40x' to each side of the equation.
171 + -5x + -40x = 21 + 40x + -40x

Combine like terms: -5x + -40x = -45x
171 + -45x = 21 + 40x + -40x

Combine like terms: 40x + -40x = 0
171 + -45x = 21 + 0
171 + -45x = 21

Add '-171' to each side of the equation.
171 + -171 + -45x = 21 + -171

Combine like terms: 171 + -171 = 0
0 + -45x = 21 + -171
-45x = 21 + -171

Combine like terms: 21 + -171 = -150
-45x = -150

Divide each side by '-45'.
x = 3.333333333

Simplifying
x = 3.333333333

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