-1/3
really? it's that easy dude.
whatever number is next to x, like say, 3x, that number would be the slope, so it would be 3.
hope it helped.

if you want to multiply mixed numbers you need to turn them into improper fractions
Answer:
20
Step-by-step explanation:
1:0.8 is 5:4. 16 is the 4 and so the 5 is 4(1)x5 = 20.
×2-24+12×=12-15×-1×
×2+12×+15×+1×=12+24
30×/30=36/30
×=36/30