Answer:
-2.5
Step-by-step explanation:
112 m³
the solid is a rectangular pyramid with volume (V)
V = × area of base × height = × (8 × 4.2 ) × 10 = 112 m³
Answer:
The number is 4.
Step-by-step explanation:
The difference of twice a number and 12 is 2x - 12.
Multiplying by 5 gives 5(2x - 12)
So 5(2x - 12) = -20
Solving for x
10x - 60 = -20
10x = -20 + 60 = 40
x = 40/10
x = 4.
the cost of the eggs
cost (x) = x*price
this is an example of a proportional cost relation with the size been x
Answer:
1/5 or .20 or 20% (same answer in different formats!)
Step-by-step explanation:
Subtract 1/2 from 7/10
make the denominators the same, so 7/10 - 5/10. You get 2/10 or 1/5.