Answer: 6.125 hour
Explanation:
Train 1 ===> 1 hour = 90 miles
Train 2 ===> 1 hour = 120 miles
1 hour = 90 + 120 = 210 miles apart
210 miles = 1 hour
735 miles = 735 ÷ 210 = 6.125 hours
Answer:
39.43 for each dog
Step-by-step explanation:
<u>d = 2c (given) </u>
164 c + 23 d = 4140 sub in the above equation for d
164 c + 23<u> (2c)</u> = 4140
210c = 4140
c =19.71
d = 2c = 39.43
Answer:
It’s either A or B
Step-by-step explanation:
Pretty sure it’s A though
Answer:
Step-by-step explanation:
I don't know what your choices were, but
8p^2 + 23 = 8p^3 + 27 - 4
= ((2p)^3 + 3^3) - 4
= (2p+3)(4p^2-6p + 9) - 4
Answer:
1000
Step-by-step explanation:
50 × 11 + 50 × 9 ← factor out 50 from each term
= 50(11 + 9)
= 50(20)
= 1000
