(17+y)+y=31

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Solution for (17+y)+y=31 equation:


Simplifying
(17 + y) + y = 31

Remove parenthesis around (17 + y)
17 + y + y = 31

Combine like terms: y + y = 2y
17 + 2y = 31

Solving
17 + 2y = 31

Solving for variable 'y'.

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

Add '-17' to each side of the equation.
17 + -17 + 2y = 31 + -17

Combine like terms: 17 + -17 = 0
0 + 2y = 31 + -17
2y = 31 + -17

Combine like terms: 31 + -17 = 14
2y = 14

Divide each side by '2'.
y = 7

Simplifying
y = 7

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