9x-81=-3(x-5)

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Solution for 9x-81=-3(x-5) equation:


Simplifying
9x + -81 = -3(x + -5)

Reorder the terms:
-81 + 9x = -3(x + -5)

Reorder the terms:
-81 + 9x = -3(-5 + x)
-81 + 9x = (-5 * -3 + x * -3)
-81 + 9x = (15 + -3x)

Solving
-81 + 9x = 15 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-81 + 9x + 3x = 15 + -3x + 3x

Combine like terms: 9x + 3x = 12x
-81 + 12x = 15 + -3x + 3x

Combine like terms: -3x + 3x = 0
-81 + 12x = 15 + 0
-81 + 12x = 15

Add '81' to each side of the equation.
-81 + 81 + 12x = 15 + 81

Combine like terms: -81 + 81 = 0
0 + 12x = 15 + 81
12x = 15 + 81

Combine like terms: 15 + 81 = 96
12x = 96

Divide each side by '12'.
x = 8

Simplifying
x = 8

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