x-(-1)=8

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Solution for x-(-1)=8 equation: 


Simplifying
x + -1(-1) = 8

Multiply -1 * -1
x + 1 = 8

Reorder the terms:
1 + x = 8

Solving
1 + x = 8

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 = 8 + -1

Combine like terms: 1 + -1 = 0
0 + x = 8 + -1
x = 8 + -1

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

Simplifying
x = 7

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