5(-2a-4)=20

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Solution for 5(-2a-4)=20 equation:


Simplifying
5(-2a + -4) = 20

Reorder the terms:
5(-4 + -2a) = 20
(-4 * 5 + -2a * 5) = 20
(-20 + -10a) = 20

Solving
-20 + -10a = 20

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 + -10a = 20 + 20

Combine like terms: -20 + 20 = 0
0 + -10a = 20 + 20
-10a = 20 + 20

Combine like terms: 20 + 20 = 40
-10a = 40

Divide each side by '-10'.
a = -4

Simplifying
a = -4

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