-12a-(-10a)+5=15

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Solution for -12a-(-10a)+5=15 equation:


Simplifying
-12a + -1(-10a) + 5 = 15

Remove parenthesis around (-10a)
-12a + -1 * -10a + 5 = 15

Multiply -1 * -10
-12a + 10a + 5 = 15

Reorder the terms:
5 + -12a + 10a = 15

Combine like terms: -12a + 10a = -2a
5 + -2a = 15

Solving
5 + -2a = 15

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + -2a = 15 + -5

Combine like terms: 5 + -5 = 0
0 + -2a = 15 + -5
-2a = 15 + -5

Combine like terms: 15 + -5 = 10
-2a = 10

Divide each side by '-2'.
a = -5

Simplifying
a = -5

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