Which of the following best describes when a relation is a function

The answer is A. Each element in the domain has to be paired with one element in the range. However, each element in the range be paired with more than one element from the domain.

fa tha first one you gonna add y to both sides

it look like this

x-y+y=6+y

x=y+6

therefore your answer is

x =y+6

fa tha second one

you gonna flip tha equation

it gonna look like x-4y=y

then add 4 to both sides

it gonna look like tha

x-4 +4 =y +4

so therefore tha answer is x=y+4

step-by-step explanation: