?????????????????????? "solushun the system" ???????????????
it look tu me like yu hav tu equashuns
me assume yu wanna tri tu kompine stuf from 2 equashuns & tri tu get
sumthun yuzeful
line 1: 3x-5y =7
line 2: x-4y=-7 or x=4y -7
line 1...3*(4y-7) -5y =7
12y -5y -21=7
7y=21+7=28
y=4
x=4y-7=16-7=9