Isolate y in the second equation of the system
5x-2y=7
3x+y=11
A. y=3x+11
B. y=-3x+11
C. y=3x-11
D. y=-3x-11
Using your answer above, apply substitutions to get an equation with only one variable meaning
A. 5x-2 (3x+11) =7
B. 5x-2 (-3x+11) =7
C. 5 (3x-1a)-2y=7
D. 5 (-3x-11) -2y =7
PLEASE HELP LOLLL. i am so stumped and this is due rlly soon