7a-10=5a+12

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Solution for 7a-10=5a+12 equation:


Simplifying
7a + -10 = 5a + 12

Reorder the terms:
-10 + 7a = 5a + 12

Reorder the terms:
-10 + 7a = 12 + 5a

Solving
-10 + 7a = 12 + 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.
-10 + 7a + -5a = 12 + 5a + -5a

Combine like terms: 7a + -5a = 2a
-10 + 2a = 12 + 5a + -5a

Combine like terms: 5a + -5a = 0
-10 + 2a = 12 + 0
-10 + 2a = 12

Add '10' to each side of the equation.
-10 + 10 + 2a = 12 + 10

Combine like terms: -10 + 10 = 0
0 + 2a = 12 + 10
2a = 12 + 10

Combine like terms: 12 + 10 = 22
2a = 22

Divide each side by '2'.
a = 11

Simplifying
a = 11

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