4a-9+a=2a+3

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Solution for 4a-9+a=2a+3 equation:


Simplifying
4a + -9 + a = 2a + 3

Reorder the terms:
-9 + 4a + a = 2a + 3

Combine like terms: 4a + a = 5a
-9 + 5a = 2a + 3

Reorder the terms:
-9 + 5a = 3 + 2a

Solving
-9 + 5a = 3 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-9 + 5a + -2a = 3 + 2a + -2a

Combine like terms: 5a + -2a = 3a
-9 + 3a = 3 + 2a + -2a

Combine like terms: 2a + -2a = 0
-9 + 3a = 3 + 0
-9 + 3a = 3

Add '9' to each side of the equation.
-9 + 9 + 3a = 3 + 9

Combine like terms: -9 + 9 = 0
0 + 3a = 3 + 9
3a = 3 + 9

Combine like terms: 3 + 9 = 12
3a = 12

Divide each side by '3'.
a = 4

Simplifying
a = 4

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