3a-13=17

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Solution for 3a-13=17 equation: 


Simplifying
3a + -13 = 17

Reorder the terms:
-13 + 3a = 17

Solving
-13 + 3a = 17

Solving for variable 'a'.

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

Add '13' to each side of the equation.
-13 + 13 + 3a = 17 + 13

Combine like terms: -13 + 13 = 0
0 + 3a = 17 + 13
3a = 17 + 13

Combine like terms: 17 + 13 = 30
3a = 30

Divide each side by '3'.
a = 10

Simplifying
a = 10

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