5x-(4x-4x)+81=

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Solution for 5x-(4x-4x)+81= equation:


Simplifying
5x + -1(4x + -4x) + 81 = 0

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

Multiply -1 * 0
5x + 0 + 81 = 0

Anything times zero is zero.
5x + 0 + 81 = 0

Reorder the terms:
0 + 81 + 5x = 0

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

Solving
81 + 5x = 0

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + 5x = 0 + -81

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

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

Divide each side by '5'.
x = -16.2

Simplifying
x = -16.2

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