13a+9=9a+61

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Solution for 13a+9=9a+61 equation:


Simplifying
13a + 9 = 9a + 61

Reorder the terms:
9 + 13a = 9a + 61

Reorder the terms:
9 + 13a = 61 + 9a

Solving
9 + 13a = 61 + 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.
9 + 13a + -9a = 61 + 9a + -9a

Combine like terms: 13a + -9a = 4a
9 + 4a = 61 + 9a + -9a

Combine like terms: 9a + -9a = 0
9 + 4a = 61 + 0
9 + 4a = 61

Add '-9' to each side of the equation.
9 + -9 + 4a = 61 + -9

Combine like terms: 9 + -9 = 0
0 + 4a = 61 + -9
4a = 61 + -9

Combine like terms: 61 + -9 = 52
4a = 52

Divide each side by '4'.
a = 13

Simplifying
a = 13

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