Answer: The cost for 20 people equals $180.
Step-by-step explanation:
Given: It costs $100 to rent the bowling alley, plus $4 per person.
The cost for any number (n) of people can be found using the expression
We can find the cost for 20 people by substituting n=20 in the above expression, we get
Hence, The cost for 20 people equals $180.
Answer:
Step-by-step explanation:
C11 = (1×1) + (-1×3) = 1-3 = -2
C12 = (1×2) + (-1×4) = 2-4 = -2
C21 = (2×1) + (1×3) = 2+3 = 5
C22 = (2×2) + (1×4) = 4+4 = 8
Answer:
275
Step-by-step explanation:
385 ÷ 7 = 55 (miles per hour)
55 × 5 = 275 (miles in 5 hours)
Answer:
The answer is 39!
Step-by-step explanation:
=3[(3)3+4]
=3(9+4)
=3(13)
=39