Question

What’s the answer to 15=2y-5

Answer 1

15=2y-5

move -5 to the other side

sign changes from -5 to +5

15+5= 2y-5+5

15+5= 2y

20= 2y

divide both sides by 2

20/2= 2y/2

y= 10

Answer : y= 10