4(a+3.2)=9a-5.2

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Solution for 4(a+3.2)=9a-5.2 equation: 


Simplifying
4(a + 3.2) = 9a + -5.2

Reorder the terms:
4(3.2 + a) = 9a + -5.2
(3.2 * 4 + a * 4) = 9a + -5.2
(12.8 + 4a) = 9a + -5.2

Reorder the terms:
12.8 + 4a = -5.2 + 9a

Solving
12.8 + 4a = -5.2 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
12.8 + 4a + -9a = -5.2 + 9a + -9a

Combine like terms: 4a + -9a = -5a
12.8 + -5a = -5.2 + 9a + -9a

Combine like terms: 9a + -9a = 0
12.8 + -5a = -5.2 + 0
12.8 + -5a = -5.2

Add '-12.8' to each side of the equation.
12.8 + -12.8 + -5a = -5.2 + -12.8

Combine like terms: 12.8 + -12.8 = 0.0
0.0 + -5a = -5.2 + -12.8
-5a = -5.2 + -12.8

Combine like terms: -5.2 + -12.8 = -18
-5a = -18

Divide each side by '-5'.
a = 3.6

Simplifying
a = 3.6

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