7(x+4)=8x+8

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


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

Reorder the terms:
7(4 + x) = 8x + 8
(4 * 7 + x * 7) = 8x + 8
(28 + 7x) = 8x + 8

Reorder the terms:
28 + 7x = 8 + 8x

Solving
28 + 7x = 8 + 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.
28 + 7x + -8x = 8 + 8x + -8x

Combine like terms: 7x + -8x = -1x
28 + -1x = 8 + 8x + -8x

Combine like terms: 8x + -8x = 0
28 + -1x = 8 + 0
28 + -1x = 8

Add '-28' to each side of the equation.
28 + -28 + -1x = 8 + -28

Combine like terms: 28 + -28 = 0
0 + -1x = 8 + -28
-1x = 8 + -28

Combine like terms: 8 + -28 = -20
-1x = -20

Divide each side by '-1'.
x = 20

Simplifying
x = 20

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