4a-9+4a=

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Solution for 4a-9+4a= equation:


Simplifying
4a + -9 + 4a = 0

Reorder the terms:
-9 + 4a + 4a = 0

Combine like terms: 4a + 4a = 8a
-9 + 8a = 0

Solving
-9 + 8a = 0

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + 8a = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 8a = 0 + 9
8a = 0 + 9

Combine like terms: 0 + 9 = 9
8a = 9

Divide each side by '8'.
a = 1.125

Simplifying
a = 1.125

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