15a-7=9a+5

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Solution for 15a-7=9a+5 equation:


Simplifying
15a + -7 = 9a + 5

Reorder the terms:
-7 + 15a = 9a + 5

Reorder the terms:
-7 + 15a = 5 + 9a

Solving
-7 + 15a = 5 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-7 + 15a + -9a = 5 + 9a + -9a

Combine like terms: 15a + -9a = 6a
-7 + 6a = 5 + 9a + -9a

Combine like terms: 9a + -9a = 0
-7 + 6a = 5 + 0
-7 + 6a = 5

Add '7' to each side of the equation.
-7 + 7 + 6a = 5 + 7

Combine like terms: -7 + 7 = 0
0 + 6a = 5 + 7
6a = 5 + 7

Combine like terms: 5 + 7 = 12
6a = 12

Divide each side by '6'.
a = 2

Simplifying
a = 2

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