Answer:
3y √21 + 2 y√15
Step-by-step explanation:
To simply, we open up the bracket
We have this as;
√(189y^2) + √60y
= 3y √21 + 2 y√15
It’s C mate! Hope this helps! :))
The answers in order are
Y= 10/4
Y=5/3
First, move like terms on one side. Next, add them and divide. See the attachment for solution.