8(4+9x)=7(-2+11x)-(x+4)

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Solution for 8(4+9x)=7(-2+11x)-(x+4) equation:


Simplifying
8(4 + 9x) = 7(-2 + 11x) + -1(x + 4)
(4 * 8 + 9x * 8) = 7(-2 + 11x) + -1(x + 4)
(32 + 72x) = 7(-2 + 11x) + -1(x + 4)
32 + 72x = (-2 * 7 + 11x * 7) + -1(x + 4)
32 + 72x = (-14 + 77x) + -1(x + 4)

Reorder the terms:
32 + 72x = -14 + 77x + -1(4 + x)
32 + 72x = -14 + 77x + (4 * -1 + x * -1)
32 + 72x = -14 + 77x + (-4 + -1x)

Reorder the terms:
32 + 72x = -14 + -4 + 77x + -1x

Combine like terms: -14 + -4 = -18
32 + 72x = -18 + 77x + -1x

Combine like terms: 77x + -1x = 76x
32 + 72x = -18 + 76x

Solving
32 + 72x = -18 + 76x

Solving for variable 'x'.

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

Add '-76x' to each side of the equation.
32 + 72x + -76x = -18 + 76x + -76x

Combine like terms: 72x + -76x = -4x
32 + -4x = -18 + 76x + -76x

Combine like terms: 76x + -76x = 0
32 + -4x = -18 + 0
32 + -4x = -18

Add '-32' to each side of the equation.
32 + -32 + -4x = -18 + -32

Combine like terms: 32 + -32 = 0
0 + -4x = -18 + -32
-4x = -18 + -32

Combine like terms: -18 + -32 = -50
-4x = -50

Divide each side by '-4'.
x = 12.5

Simplifying
x = 12.5

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