8x+8-4(x+1)=9x+7

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Solution for 8x+8-4(x+1)=9x+7 equation:


Simplifying
8x + 8 + -4(x + 1) = 9x + 7

Reorder the terms:
8x + 8 + -4(1 + x) = 9x + 7
8x + 8 + (1 * -4 + x * -4) = 9x + 7
8x + 8 + (-4 + -4x) = 9x + 7

Reorder the terms:
8 + -4 + 8x + -4x = 9x + 7

Combine like terms: 8 + -4 = 4
4 + 8x + -4x = 9x + 7

Combine like terms: 8x + -4x = 4x
4 + 4x = 9x + 7

Reorder the terms:
4 + 4x = 7 + 9x

Solving
4 + 4x = 7 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
4 + 4x + -9x = 7 + 9x + -9x

Combine like terms: 4x + -9x = -5x
4 + -5x = 7 + 9x + -9x

Combine like terms: 9x + -9x = 0
4 + -5x = 7 + 0
4 + -5x = 7

Add '-4' to each side of the equation.
4 + -4 + -5x = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -5x = 7 + -4
-5x = 7 + -4

Combine like terms: 7 + -4 = 3
-5x = 3

Divide each side by '-5'.
x = -0.6

Simplifying
x = -0.6

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