20=a(8.9)

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Solution for 20=a(8.9) equation:


Simplifying
20 = a(8.9)

Reorder the terms for easier multiplication:
20 = 8.9a

Solving
20 = 8.9a

Solving for variable 'a'.

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

Add '-8.9a' to each side of the equation.
20 + -8.9a = 8.9a + -8.9a

Combine like terms: 8.9a + -8.9a = 0.0
20 + -8.9a = 0.0

Add '-20' to each side of the equation.
20 + -20 + -8.9a = 0.0 + -20

Combine like terms: 20 + -20 = 0
0 + -8.9a = 0.0 + -20
-8.9a = 0.0 + -20

Combine like terms: 0.0 + -20 = -20
-8.9a = -20

Divide each side by '-8.9'.
a = 2.247191011

Simplifying
a = 2.247191011

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