24)y=x-4
21) y=-3x+1
23) y=4/5x+6
Answer:
17.321
Step-by-step explanation:
Density= mass ÷ volume
Density= 5.28 ÷ 2
Density= 2.64 cm3
Answer:
200
Step-by-step explanation:
If we substitue "what number" in the question "30 is 15 percent of what number?" with 200, we get this sentence: 30 is 15 percent of 200.