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

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


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

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

Reorder the terms:
-7 + 7x = 4(4 + 2x)
-7 + 7x = (4 * 4 + 2x * 4)
-7 + 7x = (16 + 8x)

Solving
-7 + 7x = 16 + 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.
-7 + 7x + -8x = 16 + 8x + -8x

Combine like terms: 7x + -8x = -1x
-7 + -1x = 16 + 8x + -8x

Combine like terms: 8x + -8x = 0
-7 + -1x = 16 + 0
-7 + -1x = 16

Add '7' to each side of the equation.
-7 + 7 + -1x = 16 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = 16 + 7
-1x = 16 + 7

Combine like terms: 16 + 7 = 23
-1x = 23

Divide each side by '-1'.
x = -23

Simplifying
x = -23

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