160=9a-a

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Solution for 160=9a-a equation:


Simplifying
160 = 9a + -1a

Combine like terms: 9a + -1a = 8a
160 = 8a

Solving
160 = 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
160 + -8a = 8a + -8a

Combine like terms: 8a + -8a = 0
160 + -8a = 0

Add '-160' to each side of the equation.
160 + -160 + -8a = 0 + -160

Combine like terms: 160 + -160 = 0
0 + -8a = 0 + -160
-8a = 0 + -160

Combine like terms: 0 + -160 = -160
-8a = -160

Divide each side by '-8'.
a = 20

Simplifying
a = 20

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