-9-7a=3-5a

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Solution for -9-7a=3-5a equation:


Simplifying
-9 + -7a = 3 + -5a

Solving
-9 + -7a = 3 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-9 + -7a + 5a = 3 + -5a + 5a

Combine like terms: -7a + 5a = -2a
-9 + -2a = 3 + -5a + 5a

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

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

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

Combine like terms: 3 + 9 = 12
-2a = 12

Divide each side by '-2'.
a = -6

Simplifying
a = -6

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