Answer:
First and last
Step-by-step explanation:
To solve the equation for x, first, we add 16 from both sides of the equation:

Now, we divide by 6:

Finally, we get that:

Answer:
6:2:3:4
for every 6 pairs of wedges she owns 2 Stillettos, 3 sneakers and 4 sandals
18/6 =3
3*2 =6 stilettos
3*3 = 9 sneakers
3*4 =12 sandals
18 + 6 + 9 + 12 = 45 pairs of shoes
height of pyramid = 3*(V/A)
V=48in^3
A=24in^2
So 3*(48/24) = 3*2=6