a-(-b)=

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Solution for a-(-b)= equation:


Simplifying
a + -1(-1b) = 0

Remove parenthesis around (-1b)
a + -1 * -1b = 0

Multiply -1 * -1
a + 1b = 0

Solving
a + 1b = 0

Solving for variable 'a'.

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

Add '-1b' to each side of the equation.
a + 1b + -1b = 0 + -1b

Combine like terms: 1b + -1b = 0
a + 0 = 0 + -1b
a = 0 + -1b
Remove the zero:
a = -1b

Simplifying
a = -1b

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