-1(2+a)=-2+-4

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Solution for -1(2+a)=-2+-4 equation:


Simplifying
-1(2 + a) = -2 + -4
(2 * -1 + a * -1) = -2 + -4
(-2 + -1a) = -2 + -4

Combine like terms: -2 + -4 = -6
-2 + -1a = -6

Solving
-2 + -1a = -6

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 + -1a = -6 + 2

Combine like terms: -2 + 2 = 0
0 + -1a = -6 + 2
-1a = -6 + 2

Combine like terms: -6 + 2 = -4
-1a = -4

Divide each side by '-1'.
a = 4

Simplifying
a = 4

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