x+7+2-7-2-1=10+2

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Solution for x+7+2-7-2-1=10+2 equation:


Simplifying
x + 7 + 2 + -7 + -2 + -1 = 10 + 2

Reorder the terms:
7 + 2 + -7 + -2 + -1 + x = 10 + 2

Combine like terms: 7 + 2 = 9
9 + -7 + -2 + -1 + x = 10 + 2

Combine like terms: 9 + -7 = 2
2 + -2 + -1 + x = 10 + 2

Combine like terms: 2 + -2 = 0
0 + -1 + x = 10 + 2
-1 + x = 10 + 2

Combine like terms: 10 + 2 = 12
-1 + x = 12

Solving
-1 + x = 12

Solving for variable 'x'.

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

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

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

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

Simplifying
x = 13

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