The natural history had a hands on mineral presentation. each time the presentation is given 8 student are permitted in the area one day 100 student were at museum to see the presentation how many time must present ion be given if all of the student see the presentation

i need a picture or some numbers

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: