Answer:
7x ≥ 70
Step-by-step explanation:
5x + 2x ≥ 70
7x ≥ 70
x ≥ 10
Hope this helps!
-sruthi123
-5, because when plugging the -1 in for x then multiplying it by 5, you get -5
David will finish first, because if you divide Brad's miles by 2 to his miles in a 1/4 of an hour are 5.95 miles. This means David went 6.2 miles in the same time that Brad went 5.95. Therefore, David will finish first.
Answer: Because 7 8 9
Step-by-step explanation: