Standard form is
ax+by=c
get all x and y on one side
first distribute
-1(x-y)=-x+y
now weh have
8-x+y=-3x+5
add 3x to both sides
8+2x+y=5
minus 8 from both sides
2x+y=-3
I believe it is 48.
0+3=3
3+5=8
8+7=15
15+9=24
24+11=35
35+13=48
the correct x intercept would be 1 and -4 i believe!
Sin of K is opp/hyp so the answe is a.12/13