2*(y+2)=45

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Solution for 2*(y+2)=45 equation: 


Simplifying
2(y + 2) = 45

Reorder the terms:
2(2 + y) = 45
(2 * 2 + y * 2) = 45
(4 + 2y) = 45

Solving
4 + 2y = 45

Solving for variable 'y'.

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

Add '-4' to each side of the equation.
4 + -4 + 2y = 45 + -4

Combine like terms: 4 + -4 = 0
0 + 2y = 45 + -4
2y = 45 + -4

Combine like terms: 45 + -4 = 41
2y = 41

Divide each side by '2'.
y = 20.5

Simplifying
y = 20.5

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