9x-(7x+5)=5x-20

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Solution for 9x-(7x+5)=5x-20 equation:


Simplifying
9x + -1(7x + 5) = 5x + -20

Reorder the terms:
9x + -1(5 + 7x) = 5x + -20
9x + (5 * -1 + 7x * -1) = 5x + -20
9x + (-5 + -7x) = 5x + -20

Reorder the terms:
-5 + 9x + -7x = 5x + -20

Combine like terms: 9x + -7x = 2x
-5 + 2x = 5x + -20

Reorder the terms:
-5 + 2x = -20 + 5x

Solving
-5 + 2x = -20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-5 + 2x + -5x = -20 + 5x + -5x

Combine like terms: 2x + -5x = -3x
-5 + -3x = -20 + 5x + -5x

Combine like terms: 5x + -5x = 0
-5 + -3x = -20 + 0
-5 + -3x = -20

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

Combine like terms: -5 + 5 = 0
0 + -3x = -20 + 5
-3x = -20 + 5

Combine like terms: -20 + 5 = -15
-3x = -15

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

Simplifying
x = 5

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