a-(-2)=7

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Solution for a-(-2)=7 equation: 


Simplifying
a + -1(-2) = 7

Multiply -1 * -2
a + 2 = 7

Reorder the terms:
2 + a = 7

Solving
2 + a = 7

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + a = 7 + -2

Combine like terms: 2 + -2 = 0
0 + a = 7 + -2
a = 7 + -2

Combine like terms: 7 + -2 = 5
a = 5

Simplifying
a = 5

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