(7-x)+5=x+7

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Solution for (7-x)+5=x+7 equation:


Simplifying
(7 + -1x) + 5 = x + 7

Remove parenthesis around (7 + -1x)
7 + -1x + 5 = x + 7

Reorder the terms:
7 + 5 + -1x = x + 7

Combine like terms: 7 + 5 = 12
12 + -1x = x + 7

Reorder the terms:
12 + -1x = 7 + x

Solving
12 + -1x = 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.
12 + -1x + -1x = 7 + x + -1x

Combine like terms: -1x + -1x = -2x
12 + -2x = 7 + x + -1x

Combine like terms: x + -1x = 0
12 + -2x = 7 + 0
12 + -2x = 7

Add '-12' to each side of the equation.
12 + -12 + -2x = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = 7 + -12
-2x = 7 + -12

Combine like terms: 7 + -12 = -5
-2x = -5

Divide each side by '-2'.
x = 2.5

Simplifying
x = 2.5

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