76-3x=2x+21

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Solution for 76-3x=2x+21 equation:


Simplifying
76 + -3x = 2x + 21

Reorder the terms:
76 + -3x = 21 + 2x

Solving
76 + -3x = 21 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
76 + -3x + -2x = 21 + 2x + -2x

Combine like terms: -3x + -2x = -5x
76 + -5x = 21 + 2x + -2x

Combine like terms: 2x + -2x = 0
76 + -5x = 21 + 0
76 + -5x = 21

Add '-76' to each side of the equation.
76 + -76 + -5x = 21 + -76

Combine like terms: 76 + -76 = 0
0 + -5x = 21 + -76
-5x = 21 + -76

Combine like terms: 21 + -76 = -55
-5x = -55

Divide each side by '-5'.
x = 11

Simplifying
x = 11

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