Respuesta :

You have the following equation:

y/2 - 1 = 9

in order to solve the previous equation, proceed as follow:

y/2 -1 = 9 add 1 both sides

y/2 = 9 + 1 simplify

y/2 = 10 multiply by 2 both sides

y = 20

Hence, the solution for y is y = 20

B. 20

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