Ascience museum offers tours for school groups with 20 or more students. the tour costs $100 plus $3.50 for every student in excess of 20 students. a school group pays $345 for the tour.

your answer is d 2,500

step-by-step explanation:

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: