8a-4(-5a+2)=12a

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Solution for 8a-4(-5a+2)=12a equation:


Simplifying
8a + -4(-5a + 2) = 12a

Reorder the terms:
8a + -4(2 + -5a) = 12a
8a + (2 * -4 + -5a * -4) = 12a
8a + (-8 + 20a) = 12a

Reorder the terms:
-8 + 8a + 20a = 12a

Combine like terms: 8a + 20a = 28a
-8 + 28a = 12a

Solving
-8 + 28a = 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
-8 + 28a + -12a = 12a + -12a

Combine like terms: 28a + -12a = 16a
-8 + 16a = 12a + -12a

Combine like terms: 12a + -12a = 0
-8 + 16a = 0

Add '8' to each side of the equation.
-8 + 8 + 16a = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 16a = 0 + 8
16a = 0 + 8

Combine like terms: 0 + 8 = 8
16a = 8

Divide each side by '16'.
a = 0.5

Simplifying
a = 0.5

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