x+5+x+7=2(x+7)-2

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Solution for x+5+x+7=2(x+7)-2 equation: 


Simplifying
x + 5 + x + 7 = 2(x + 7) + -2

Reorder the terms:
5 + 7 + x + x = 2(x + 7) + -2

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

Combine like terms: x + x = 2x
12 + 2x = 2(x + 7) + -2

Reorder the terms:
12 + 2x = 2(7 + x) + -2
12 + 2x = (7 * 2 + x * 2) + -2
12 + 2x = (14 + 2x) + -2

Reorder the terms:
12 + 2x = 14 + -2 + 2x

Combine like terms: 14 + -2 = 12
12 + 2x = 12 + 2x

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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