a-(-17)=-39

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Solution for a-(-17)=-39 equation: 


Simplifying
a + -1(-17) = -39

Multiply -1 * -17
a + 17 = -39

Reorder the terms:
17 + a = -39

Solving
17 + a = -39

Solving for variable 'a'.

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

Add '-17' to each side of the equation.
17 + -17 + a = -39 + -17

Combine like terms: 17 + -17 = 0
0 + a = -39 + -17
a = -39 + -17

Combine like terms: -39 + -17 = -56
a = -56

Simplifying
a = -56

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