2(a-10)=-2

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Solution for 2(a-10)=-2 equation: 


Simplifying
2(a + -10) = -2

Reorder the terms:
2(-10 + a) = -2
(-10 * 2 + a * 2) = -2
(-20 + 2a) = -2

Solving
-20 + 2a = -2

Solving for variable 'a'.

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

Add '20' to each side of the equation.
-20 + 20 + 2a = -2 + 20

Combine like terms: -20 + 20 = 0
0 + 2a = -2 + 20
2a = -2 + 20

Combine like terms: -2 + 20 = 18
2a = 18

Divide each side by '2'.
a = 9

Simplifying
a = 9

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