15a-7=7a+25

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Solution for 15a-7=7a+25 equation:


Simplifying
15a + -7 = 7a + 25

Reorder the terms:
-7 + 15a = 7a + 25

Reorder the terms:
-7 + 15a = 25 + 7a

Solving
-7 + 15a = 25 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-7 + 15a + -7a = 25 + 7a + -7a

Combine like terms: 15a + -7a = 8a
-7 + 8a = 25 + 7a + -7a

Combine like terms: 7a + -7a = 0
-7 + 8a = 25 + 0
-7 + 8a = 25

Add '7' to each side of the equation.
-7 + 7 + 8a = 25 + 7

Combine like terms: -7 + 7 = 0
0 + 8a = 25 + 7
8a = 25 + 7

Combine like terms: 25 + 7 = 32
8a = 32

Divide each side by '8'.
a = 4

Simplifying
a = 4

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