10+.99a=.89a

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Solution for 10+.99a=.89a equation:


Simplifying
10 + 0.99a = 0.89a

Solving
10 + 0.99a = 0.89a

Solving for variable 'a'.

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

Add '-0.89a' to each side of the equation.
10 + 0.99a + -0.89a = 0.89a + -0.89a

Combine like terms: 0.99a + -0.89a = 0.1a
10 + 0.1a = 0.89a + -0.89a

Combine like terms: 0.89a + -0.89a = 0.00
10 + 0.1a = 0.00

Add '-10' to each side of the equation.
10 + -10 + 0.1a = 0.00 + -10

Combine like terms: 10 + -10 = 0
0 + 0.1a = 0.00 + -10
0.1a = 0.00 + -10

Combine like terms: 0.00 + -10 = -10
0.1a = -10

Divide each side by '0.1'.
a = -100

Simplifying
a = -100

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