Answer:
(2/3,10/3)
(.667,3.333)
Step-by-step explanation:
y=5x,x+y=4
<1 = 47
<2 = 65
<3 =68
<4 = 68
27
6f - 3g + 4h
6(2) - 3(-1) + 4(3)
12 + 3 + 12