Answer:
1) e = 6
2) w = 10
3) s = 27
4) t = 4
Step-by-step explanation:
Cross multiplication
(h+k)(2)=4+1+2-2=5
(h-k)(3)=9+1-3-2=3+1-1=9
3h2+2k3=3*5+2=17
THE ANSWER IS..... X1= -6 & X2=0