Answer:

Step-by-step explanation:
→ Substitute in the numbers

→ Simplify

Answer: 75 feet per hour
Step-by-step explanation:
X: 1, 3
Y: 200, 350
150/2
75
Answer:
Either :
1/2 10x+1/2 20y+1/2 10z
or
5x+10y+5z
Step-by-step explanation:
You're just multiplying everything by 1/2
Answer: $ 1792
Step-by-step explanation:
Answer:
you are correct the answer is c