8x-9(x+1)=3(5-x)

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Solution for 8x-9(x+1)=3(5-x) equation:


Simplifying
8x + -9(x + 1) = 3(5 + -1x)

Reorder the terms:
8x + -9(1 + x) = 3(5 + -1x)
8x + (1 * -9 + x * -9) = 3(5 + -1x)
8x + (-9 + -9x) = 3(5 + -1x)

Reorder the terms:
-9 + 8x + -9x = 3(5 + -1x)

Combine like terms: 8x + -9x = -1x
-9 + -1x = 3(5 + -1x)
-9 + -1x = (5 * 3 + -1x * 3)
-9 + -1x = (15 + -3x)

Solving
-9 + -1x = 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.
-9 + -1x + 3x = 15 + -3x + 3x

Combine like terms: -1x + 3x = 2x
-9 + 2x = 15 + -3x + 3x

Combine like terms: -3x + 3x = 0
-9 + 2x = 15 + 0
-9 + 2x = 15

Add '9' to each side of the equation.
-9 + 9 + 2x = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = 15 + 9
2x = 15 + 9

Combine like terms: 15 + 9 = 24
2x = 24

Divide each side by '2'.
x = 12

Simplifying
x = 12

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