x-(-3)=-7

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Solution for x-(-3)=-7 equation: 


Simplifying
x + -1(-3) = -7

Multiply -1 * -3
x + 3 = -7

Reorder the terms:
3 + x = -7

Solving
3 + x = -7

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + x = -7 + -3

Combine like terms: 3 + -3 = 0
0 + x = -7 + -3
x = -7 + -3

Combine like terms: -7 + -3 = -10
x = -10

Simplifying
x = -10

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