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

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


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

Reorder the terms:
8(4 + x) + 8(x + 4) = 7x + -7
(4 * 8 + x * 8) + 8(x + 4) = 7x + -7
(32 + 8x) + 8(x + 4) = 7x + -7

Reorder the terms:
32 + 8x + 8(4 + x) = 7x + -7
32 + 8x + (4 * 8 + x * 8) = 7x + -7
32 + 8x + (32 + 8x) = 7x + -7

Reorder the terms:
32 + 32 + 8x + 8x = 7x + -7

Combine like terms: 32 + 32 = 64
64 + 8x + 8x = 7x + -7

Combine like terms: 8x + 8x = 16x
64 + 16x = 7x + -7

Reorder the terms:
64 + 16x = -7 + 7x

Solving
64 + 16x = -7 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
64 + 16x + -7x = -7 + 7x + -7x

Combine like terms: 16x + -7x = 9x
64 + 9x = -7 + 7x + -7x

Combine like terms: 7x + -7x = 0
64 + 9x = -7 + 0
64 + 9x = -7

Add '-64' to each side of the equation.
64 + -64 + 9x = -7 + -64

Combine like terms: 64 + -64 = 0
0 + 9x = -7 + -64
9x = -7 + -64

Combine like terms: -7 + -64 = -71
9x = -71

Divide each side by '9'.
x = -7.888888889

Simplifying
x = -7.888888889

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