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

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Solution for 2(x-4)+7=(x+8)-1 equation:


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

Reorder the terms:
2(-4 + x) + 7 = (x + 8) + -1
(-4 * 2 + x * 2) + 7 = (x + 8) + -1
(-8 + 2x) + 7 = (x + 8) + -1

Reorder the terms:
-8 + 7 + 2x = (x + 8) + -1

Combine like terms: -8 + 7 = -1
-1 + 2x = (x + 8) + -1

Reorder the terms:
-1 + 2x = (8 + x) + -1

Remove parenthesis around (8 + x)
-1 + 2x = 8 + x + -1

Reorder the terms:
-1 + 2x = 8 + -1 + x

Combine like terms: 8 + -1 = 7
-1 + 2x = 7 + x

Solving
-1 + 2x = 7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-1 + 2x + -1x = 7 + x + -1x

Combine like terms: 2x + -1x = 1x
-1 + 1x = 7 + x + -1x

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

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

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

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

Divide each side by '1'.
x = 8

Simplifying
x = 8

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