not the best choice here, but ....
from the 2nd: y = (3x + 14)/2
plug into 1st
-5x + 7(3x + 14)/2 = 5
times 2
-10x + 21x + 98 = 10
11x = -88
x = -8
then y = (3x + 14)/2 = (-24+14)/2 = -5
Solve using substitution.
–5x + 7y = 5
3x − 2y = –14
1 answer