Answer:
(8/5 , -2/5)
Step-by-step explanation:
x-y=2
2x+3y=14
-y=-x+2
y=x-2
2x+3(x-2)=14
2x+3x-6=14
5x-6=14
5x=8
x=8/5
y=(8/5)-2
y= -2/5
if 15 x 1.8 = 27 then
45 x 1.8 = 81
so answer: B) 81