7a-19=5a-7

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


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

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

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

Solving
-19 + 7a = -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.
-19 + 7a + -5a = -7 + 5a + -5a

Combine like terms: 7a + -5a = 2a
-19 + 2a = -7 + 5a + -5a

Combine like terms: 5a + -5a = 0
-19 + 2a = -7 + 0
-19 + 2a = -7

Add '19' to each side of the equation.
-19 + 19 + 2a = -7 + 19

Combine like terms: -19 + 19 = 0
0 + 2a = -7 + 19
2a = -7 + 19

Combine like terms: -7 + 19 = 12
2a = 12

Divide each side by '2'.
a = 6

Simplifying
a = 6

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