4(2x-3)+9=15-x

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Solution for 4(2x-3)+9=15-x equation:


Simplifying
4(2x + -3) + 9 = 15 + -1x

Reorder the terms:
4(-3 + 2x) + 9 = 15 + -1x
(-3 * 4 + 2x * 4) + 9 = 15 + -1x
(-12 + 8x) + 9 = 15 + -1x

Reorder the terms:
-12 + 9 + 8x = 15 + -1x

Combine like terms: -12 + 9 = -3
-3 + 8x = 15 + -1x

Solving
-3 + 8x = 15 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-3 + 8x + x = 15 + -1x + x

Combine like terms: 8x + x = 9x
-3 + 9x = 15 + -1x + x

Combine like terms: -1x + x = 0
-3 + 9x = 15 + 0
-3 + 9x = 15

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

Combine like terms: -3 + 3 = 0
0 + 9x = 15 + 3
9x = 15 + 3

Combine like terms: 15 + 3 = 18
9x = 18

Divide each side by '9'.
x = 2

Simplifying
x = 2

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