-3a-9=-5+1+2a

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Solution for -3a-9=-5+1+2a equation:


Simplifying
-3a + -9 = -5 + 1 + 2a

Reorder the terms:
-9 + -3a = -5 + 1 + 2a

Combine like terms: -5 + 1 = -4
-9 + -3a = -4 + 2a

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

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

Combine like terms: 2a + -2a = 0
-9 + -5a = -4 + 0
-9 + -5a = -4

Add '9' to each side of the equation.
-9 + 9 + -5a = -4 + 9

Combine like terms: -9 + 9 = 0
0 + -5a = -4 + 9
-5a = -4 + 9

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

Divide each side by '-5'.
a = -1

Simplifying
a = -1

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