4a+8a-20=

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Solution for 4a+8a-20= equation:


Simplifying
4a + 8a + -20 = 0

Reorder the terms:
-20 + 4a + 8a = 0

Combine like terms: 4a + 8a = 12a
-20 + 12a = 0

Solving
-20 + 12a = 0

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 + 12a = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 12a = 0 + 20
12a = 0 + 20

Combine like terms: 0 + 20 = 20
12a = 20

Divide each side by '12'.
a = 1.666666667

Simplifying
a = 1.666666667

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