x-(-10)=20

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Solution for x-(-10)=20 equation: 


Simplifying
x + -1(-10) = 20

Multiply -1 * -10
x + 10 = 20

Reorder the terms:
10 + x = 20

Solving
10 + x = 20

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + x = 20 + -10

Combine like terms: 10 + -10 = 0
0 + x = 20 + -10
x = 20 + -10

Combine like terms: 20 + -10 = 10
x = 10

Simplifying
x = 10

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