(3a-9)+(2a-5)=

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Solution for (3a-9)+(2a-5)= equation:


Simplifying
(3a + -9) + (2a + -5) = 0

Reorder the terms:
(-9 + 3a) + (2a + -5) = 0

Remove parenthesis around (-9 + 3a)
-9 + 3a + (2a + -5) = 0

Reorder the terms:
-9 + 3a + (-5 + 2a) = 0

Remove parenthesis around (-5 + 2a)
-9 + 3a + -5 + 2a = 0

Reorder the terms:
-9 + -5 + 3a + 2a = 0

Combine like terms: -9 + -5 = -14
-14 + 3a + 2a = 0

Combine like terms: 3a + 2a = 5a
-14 + 5a = 0

Solving
-14 + 5a = 0

Solving for variable 'a'.

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

Add '14' to each side of the equation.
-14 + 14 + 5a = 0 + 14

Combine like terms: -14 + 14 = 0
0 + 5a = 0 + 14
5a = 0 + 14

Combine like terms: 0 + 14 = 14
5a = 14

Divide each side by '5'.
a = 2.8

Simplifying
a = 2.8

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