-2(a+3)=4

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Solution for -2(a+3)=4 equation: 


Simplifying
-2(a + 3) = 4

Reorder the terms:
-2(3 + a) = 4
(3 * -2 + a * -2) = 4
(-6 + -2a) = 4

Solving
-6 + -2a = 4

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + 6 + -2a = 4 + 6

Combine like terms: -6 + 6 = 0
0 + -2a = 4 + 6
-2a = 4 + 6

Combine like terms: 4 + 6 = 10
-2a = 10

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

Simplifying
a = -5

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