Answer:
30 - 11 = 19 19 CD's
Step-by-step explanation:
30-11=x
x is what the friend has
or you can do x+11=30
x is what ur friend has still.
take the 11 over to the other side.
x=19
ur friend has 19 and you 30
19+11=30
Hope that helps!! :) Brainliest???
Divide both sides by "R".
V = IR
V/R = I