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

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


Simplifying
8(x + 4) + 2(x + 4) = 7x + -7

Reorder the terms:
8(4 + x) + 2(x + 4) = 7x + -7
(4 * 8 + x * 8) + 2(x + 4) = 7x + -7
(32 + 8x) + 2(x + 4) = 7x + -7

Reorder the terms:
32 + 8x + 2(4 + x) = 7x + -7
32 + 8x + (4 * 2 + x * 2) = 7x + -7
32 + 8x + (8 + 2x) = 7x + -7

Reorder the terms:
32 + 8 + 8x + 2x = 7x + -7

Combine like terms: 32 + 8 = 40
40 + 8x + 2x = 7x + -7

Combine like terms: 8x + 2x = 10x
40 + 10x = 7x + -7

Reorder the terms:
40 + 10x = -7 + 7x

Solving
40 + 10x = -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.
40 + 10x + -7x = -7 + 7x + -7x

Combine like terms: 10x + -7x = 3x
40 + 3x = -7 + 7x + -7x

Combine like terms: 7x + -7x = 0
40 + 3x = -7 + 0
40 + 3x = -7

Add '-40' to each side of the equation.
40 + -40 + 3x = -7 + -40

Combine like terms: 40 + -40 = 0
0 + 3x = -7 + -40
3x = -7 + -40

Combine like terms: -7 + -40 = -47
3x = -47

Divide each side by '3'.
x = -15.66666667

Simplifying
x = -15.66666667

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