-7+(x+8)=9

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Solution for -7+(x+8)=9 equation: 


Simplifying
-7 + (x + 8) = 9

Reorder the terms:
-7 + (8 + x) = 9

Remove parenthesis around (8 + x)
-7 + 8 + x = 9

Combine like terms: -7 + 8 = 1
1 + x = 9

Solving
1 + x = 9

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 = 9 + -1

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

Combine like terms: 9 + -1 = 8
x = 8

Simplifying
x = 8

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