9x-5(x-3)=5(x+4)

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Solution for 9x-5(x-3)=5(x+4) equation:


Simplifying
9x + -5(x + -3) = 5(x + 4)

Reorder the terms:
9x + -5(-3 + x) = 5(x + 4)
9x + (-3 * -5 + x * -5) = 5(x + 4)
9x + (15 + -5x) = 5(x + 4)

Reorder the terms:
15 + 9x + -5x = 5(x + 4)

Combine like terms: 9x + -5x = 4x
15 + 4x = 5(x + 4)

Reorder the terms:
15 + 4x = 5(4 + x)
15 + 4x = (4 * 5 + x * 5)
15 + 4x = (20 + 5x)

Solving
15 + 4x = 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.
15 + 4x + -5x = 20 + 5x + -5x

Combine like terms: 4x + -5x = -1x
15 + -1x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
15 + -1x = 20 + 0
15 + -1x = 20

Add '-15' to each side of the equation.
15 + -15 + -1x = 20 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = 20 + -15
-1x = 20 + -15

Combine like terms: 20 + -15 = 5
-1x = 5

Divide each side by '-1'.
x = -5

Simplifying
x = -5

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