(x+3)-12=4-(x+3)

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Solution for (x+3)-12=4-(x+3) equation:


Simplifying
(x + 3) + -12 = 4 + -1(x + 3)

Reorder the terms:
(3 + x) + -12 = 4 + -1(x + 3)

Remove parenthesis around (3 + x)
3 + x + -12 = 4 + -1(x + 3)

Reorder the terms:
3 + -12 + x = 4 + -1(x + 3)

Combine like terms: 3 + -12 = -9
-9 + x = 4 + -1(x + 3)

Reorder the terms:
-9 + x = 4 + -1(3 + x)
-9 + x = 4 + (3 * -1 + x * -1)
-9 + x = 4 + (-3 + -1x)

Combine like terms: 4 + -3 = 1
-9 + x = 1 + -1x

Solving
-9 + x = 1 + -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.
-9 + x + x = 1 + -1x + x

Combine like terms: x + x = 2x
-9 + 2x = 1 + -1x + x

Combine like terms: -1x + x = 0
-9 + 2x = 1 + 0
-9 + 2x = 1

Add '9' to each side of the equation.
-9 + 9 + 2x = 1 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = 1 + 9
2x = 1 + 9

Combine like terms: 1 + 9 = 10
2x = 10

Divide each side by '2'.
x = 5

Simplifying
x = 5

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