17=1+7a+a

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Solution for 17=1+7a+a equation:


Simplifying
17 = 1 + 7a + a

Combine like terms: 7a + a = 8a
17 = 1 + 8a

Solving
17 = 1 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
17 + -8a = 1 + 8a + -8a

Combine like terms: 8a + -8a = 0
17 + -8a = 1 + 0
17 + -8a = 1

Add '-17' to each side of the equation.
17 + -17 + -8a = 1 + -17

Combine like terms: 17 + -17 = 0
0 + -8a = 1 + -17
-8a = 1 + -17

Combine like terms: 1 + -17 = -16
-8a = -16

Divide each side by '-8'.
a = 2

Simplifying
a = 2

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