6(2x-1)+9(x+1)=8(x-4)

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Solution for 6(2x-1)+9(x+1)=8(x-4) equation:


Simplifying
6(2x + -1) + 9(x + 1) = 8(x + -4)

Reorder the terms:
6(-1 + 2x) + 9(x + 1) = 8(x + -4)
(-1 * 6 + 2x * 6) + 9(x + 1) = 8(x + -4)
(-6 + 12x) + 9(x + 1) = 8(x + -4)

Reorder the terms:
-6 + 12x + 9(1 + x) = 8(x + -4)
-6 + 12x + (1 * 9 + x * 9) = 8(x + -4)
-6 + 12x + (9 + 9x) = 8(x + -4)

Reorder the terms:
-6 + 9 + 12x + 9x = 8(x + -4)

Combine like terms: -6 + 9 = 3
3 + 12x + 9x = 8(x + -4)

Combine like terms: 12x + 9x = 21x
3 + 21x = 8(x + -4)

Reorder the terms:
3 + 21x = 8(-4 + x)
3 + 21x = (-4 * 8 + x * 8)
3 + 21x = (-32 + 8x)

Solving
3 + 21x = -32 + 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.
3 + 21x + -8x = -32 + 8x + -8x

Combine like terms: 21x + -8x = 13x
3 + 13x = -32 + 8x + -8x

Combine like terms: 8x + -8x = 0
3 + 13x = -32 + 0
3 + 13x = -32

Add '-3' to each side of the equation.
3 + -3 + 13x = -32 + -3

Combine like terms: 3 + -3 = 0
0 + 13x = -32 + -3
13x = -32 + -3

Combine like terms: -32 + -3 = -35
13x = -35

Divide each side by '13'.
x = -2.692307692

Simplifying
x = -2.692307692

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