Answer:
y = 14
Step-by-step explanation:
move 5y over to the left and you should get -2y +6=-18. subtract 6from both sides and you will now have -2y=-24. divide bothe sides from -2 and you will get y=14
Y=x^2 is the inverse function
The answer to the first one is A-4.7
Im not sure how, but i got 14.9 which would round to 15....