6. How many solutions does
the system x+y=6 and 3x-y=-2
have?

18a

step-by-step explanation:

simply because it is. it's the highest common factor

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:

answer: 819.89 miles across america

step-by-step explanation: