Answer:
17x - 15y
Step-by-step explanation:
(10x - 7y) + (7x -8y)
See attachment below
simultaneous equations are used to solve for 2 variable
320
160,000/2,500=64(5)=320
or
5/2,500=x/1600,000=320
Answer: 180ft
Step-by-step explanation: distance = speed * time 30ft/min * 6min = 180 ft
