5(8-9a)=9(9+6a)

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Solution for 5(8-9a)=9(9+6a) equation:


Simplifying
5(8 + -9a) = 9(9 + 6a)
(8 * 5 + -9a * 5) = 9(9 + 6a)
(40 + -45a) = 9(9 + 6a)
40 + -45a = (9 * 9 + 6a * 9)
40 + -45a = (81 + 54a)

Solving
40 + -45a = 81 + 54a

Solving for variable 'a'.

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

Add '-54a' to each side of the equation.
40 + -45a + -54a = 81 + 54a + -54a

Combine like terms: -45a + -54a = -99a
40 + -99a = 81 + 54a + -54a

Combine like terms: 54a + -54a = 0
40 + -99a = 81 + 0
40 + -99a = 81

Add '-40' to each side of the equation.
40 + -40 + -99a = 81 + -40

Combine like terms: 40 + -40 = 0
0 + -99a = 81 + -40
-99a = 81 + -40

Combine like terms: 81 + -40 = 41
-99a = 41

Divide each side by '-99'.
a = -0.4141414141

Simplifying
a = -0.4141414141

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