a-(-12)=5

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Solution for a-(-12)=5 equation: 


Simplifying
a + -1(-12) = 5

Multiply -1 * -12
a + 12 = 5

Reorder the terms:
12 + a = 5

Solving
12 + a = 5

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + a = 5 + -12

Combine like terms: 12 + -12 = 0
0 + a = 5 + -12
a = 5 + -12

Combine like terms: 5 + -12 = -7
a = -7

Simplifying
a = -7

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