9x-(6x+5)=8x-20

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Solution for 9x-(6x+5)=8x-20 equation:


Simplifying
9x + -1(6x + 5) = 8x + -20

Reorder the terms:
9x + -1(5 + 6x) = 8x + -20
9x + (5 * -1 + 6x * -1) = 8x + -20
9x + (-5 + -6x) = 8x + -20

Reorder the terms:
-5 + 9x + -6x = 8x + -20

Combine like terms: 9x + -6x = 3x
-5 + 3x = 8x + -20

Reorder the terms:
-5 + 3x = -20 + 8x

Solving
-5 + 3x = -20 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-5 + 3x + -8x = -20 + 8x + -8x

Combine like terms: 3x + -8x = -5x
-5 + -5x = -20 + 8x + -8x

Combine like terms: 8x + -8x = 0
-5 + -5x = -20 + 0
-5 + -5x = -20

Add '5' to each side of the equation.
-5 + 5 + -5x = -20 + 5

Combine like terms: -5 + 5 = 0
0 + -5x = -20 + 5
-5x = -20 + 5

Combine like terms: -20 + 5 = -15
-5x = -15

Divide each side by '-5'.
x = 3

Simplifying
x = 3

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