17-a=30

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Solution for 17-a=30 equation:


Simplifying
17 + -1a = 30

Solving
17 + -1a = 30

Solving for variable 'a'.

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

Add '-17' to each side of the equation.
17 + -17 + -1a = 30 + -17

Combine like terms: 17 + -17 = 0
0 + -1a = 30 + -17
-1a = 30 + -17

Combine like terms: 30 + -17 = 13
-1a = 13

Divide each side by '-1'.
a = -13

Simplifying
a = -13

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