83-3x=4x+20

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Solution for 83-3x=4x+20 equation:


Simplifying
83 + -3x = 4x + 20

Reorder the terms:
83 + -3x = 20 + 4x

Solving
83 + -3x = 20 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
83 + -3x + -4x = 20 + 4x + -4x

Combine like terms: -3x + -4x = -7x
83 + -7x = 20 + 4x + -4x

Combine like terms: 4x + -4x = 0
83 + -7x = 20 + 0
83 + -7x = 20

Add '-83' to each side of the equation.
83 + -83 + -7x = 20 + -83

Combine like terms: 83 + -83 = 0
0 + -7x = 20 + -83
-7x = 20 + -83

Combine like terms: 20 + -83 = -63
-7x = -63

Divide each side by '-7'.
x = 9

Simplifying
x = 9

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