-a-3+4a=7+5a

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Solution for -a-3+4a=7+5a equation:


Simplifying
-1a + -3 + 4a = 7 + 5a

Reorder the terms:
-3 + -1a + 4a = 7 + 5a

Combine like terms: -1a + 4a = 3a
-3 + 3a = 7 + 5a

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

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

Combine like terms: 5a + -5a = 0
-3 + -2a = 7 + 0
-3 + -2a = 7

Add '3' to each side of the equation.
-3 + 3 + -2a = 7 + 3

Combine like terms: -3 + 3 = 0
0 + -2a = 7 + 3
-2a = 7 + 3

Combine like terms: 7 + 3 = 10
-2a = 10

Divide each side by '-2'.
a = -5

Simplifying
a = -5

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