3a-69=a+13

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Solution for 3a-69=a+13 equation:


Simplifying
3a + -69 = a + 13

Reorder the terms:
-69 + 3a = a + 13

Reorder the terms:
-69 + 3a = 13 + a

Solving
-69 + 3a = 13 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-69 + 3a + -1a = 13 + a + -1a

Combine like terms: 3a + -1a = 2a
-69 + 2a = 13 + a + -1a

Combine like terms: a + -1a = 0
-69 + 2a = 13 + 0
-69 + 2a = 13

Add '69' to each side of the equation.
-69 + 69 + 2a = 13 + 69

Combine like terms: -69 + 69 = 0
0 + 2a = 13 + 69
2a = 13 + 69

Combine like terms: 13 + 69 = 82
2a = 82

Divide each side by '2'.
a = 41

Simplifying
a = 41

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