81-7x=4x+143

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Solution for 81-7x=4x+143 equation:


Simplifying
81 + -7x = 4x + 143

Reorder the terms:
81 + -7x = 143 + 4x

Solving
81 + -7x = 143 + 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.
81 + -7x + -4x = 143 + 4x + -4x

Combine like terms: -7x + -4x = -11x
81 + -11x = 143 + 4x + -4x

Combine like terms: 4x + -4x = 0
81 + -11x = 143 + 0
81 + -11x = 143

Add '-81' to each side of the equation.
81 + -81 + -11x = 143 + -81

Combine like terms: 81 + -81 = 0
0 + -11x = 143 + -81
-11x = 143 + -81

Combine like terms: 143 + -81 = 62
-11x = 62

Divide each side by '-11'.
x = -5.636363636

Simplifying
x = -5.636363636

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