(-10)+x=-21

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Solution for (-10)+x=-21 equation: 


Simplifying
(-10) + x = -21
-10 + x = -21

Solving
-10 + x = -21

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 = -21 + 10

Combine like terms: -10 + 10 = 0
0 + x = -21 + 10
x = -21 + 10

Combine like terms: -21 + 10 = -11
x = -11

Simplifying
x = -11

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