3+2y=20

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Solution for 3+2y=20 equation: 


Simplifying
3 + 2y = 20

Solving
3 + 2y = 20

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + 2y = 20 + -3

Combine like terms: 3 + -3 = 0
0 + 2y = 20 + -3
2y = 20 + -3

Combine like terms: 20 + -3 = 17
2y = 17

Divide each side by '2'.
y = 8.5

Simplifying
y = 8.5

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