81-3x=x+5

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Solution for 81-3x=x+5 equation:


Simplifying
81 + -3x = x + 5

Reorder the terms:
81 + -3x = 5 + x

Solving
81 + -3x = 5 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
81 + -3x + -1x = 5 + x + -1x

Combine like terms: -3x + -1x = -4x
81 + -4x = 5 + x + -1x

Combine like terms: x + -1x = 0
81 + -4x = 5 + 0
81 + -4x = 5

Add '-81' to each side of the equation.
81 + -81 + -4x = 5 + -81

Combine like terms: 81 + -81 = 0
0 + -4x = 5 + -81
-4x = 5 + -81

Combine like terms: 5 + -81 = -76
-4x = -76

Divide each side by '-4'.
x = 19

Simplifying
x = 19

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