Answer:
33/10 or 3.3
Step-by-step explanation:
3x -2y =8 ------ equ 1
x - 4y = 3 -------- equ 2
from equ 2
2x - 4y = 3
x = 3+4y ----- equ 3
put equ 3 into equ 1
3 (3+4y) - 2y = 8
9 + 12y - 2y = 8
12y - 2y = 8 - 9
10y = -1
y = -1/10
if y =-1/10 then
equ 2
x - 4(-1/10) = 3
x - 4/10 = 3
x = 3 + 4/10
x = 34/10
: .
x + y = -1/10 + 34/10
= 33/10