-19=a-7-5a

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Solution for -19=a-7-5a equation:


Simplifying
-19 = a + -7 + -5a

Reorder the terms:
-19 = -7 + a + -5a

Combine like terms: a + -5a = -4a
-19 = -7 + -4a

Solving
-19 = -7 + -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
-19 + 4a = -7 + -4a + 4a

Combine like terms: -4a + 4a = 0
-19 + 4a = -7 + 0
-19 + 4a = -7

Add '19' to each side of the equation.
-19 + 19 + 4a = -7 + 19

Combine like terms: -19 + 19 = 0
0 + 4a = -7 + 19
4a = -7 + 19

Combine like terms: -7 + 19 = 12
4a = 12

Divide each side by '4'.
a = 3

Simplifying
a = 3

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