x-4=12+1-x-1

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Solution for x-4=12+1-x-1 equation:


Simplifying
x + -4 = 12 + 1 + -1x + -1

Reorder the terms:
-4 + x = 12 + 1 + -1x + -1

Reorder the terms:
-4 + x = 12 + 1 + -1 + -1x

Combine like terms: 12 + 1 = 13
-4 + x = 13 + -1 + -1x

Combine like terms: 13 + -1 = 12
-4 + x = 12 + -1x

Solving
-4 + x = 12 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-4 + x + x = 12 + -1x + x

Combine like terms: x + x = 2x
-4 + 2x = 12 + -1x + x

Combine like terms: -1x + x = 0
-4 + 2x = 12 + 0
-4 + 2x = 12

Add '4' to each side of the equation.
-4 + 4 + 2x = 12 + 4

Combine like terms: -4 + 4 = 0
0 + 2x = 12 + 4
2x = 12 + 4

Combine like terms: 12 + 4 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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