8=16a+20(2a+3)

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Solution for 8=16a+20(2a+3) equation:


Simplifying
8 = 16a + 20(2a + 3)

Reorder the terms:
8 = 16a + 20(3 + 2a)
8 = 16a + (3 * 20 + 2a * 20)
8 = 16a + (60 + 40a)

Reorder the terms:
8 = 60 + 16a + 40a

Combine like terms: 16a + 40a = 56a
8 = 60 + 56a

Solving
8 = 60 + 56a

Solving for variable 'a'.

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

Add '-56a' to each side of the equation.
8 + -56a = 60 + 56a + -56a

Combine like terms: 56a + -56a = 0
8 + -56a = 60 + 0
8 + -56a = 60

Add '-8' to each side of the equation.
8 + -8 + -56a = 60 + -8

Combine like terms: 8 + -8 = 0
0 + -56a = 60 + -8
-56a = 60 + -8

Combine like terms: 60 + -8 = 52
-56a = 52

Divide each side by '-56'.
a = -0.9285714286

Simplifying
a = -0.9285714286

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