Answer:
Lacy is 13 and Jack is 52
Step-by-step explanation:
In 3 years their ages will add up to 71 so you have to subtract 6 as there are two of them to get 65. Lacy's age is represented by x and since Jack is 4 times older his age is represented by 4x. So added together their age is 5x. So 5x=65. Then 65/5=13. So 13=x. So Lacy is 13 and Jack is 52 as 13x4 is 52.
Exercise is important because of its positive on all the body systems in addition regular exercise reduces the risk factor of contracting many diseases various components of wellness often influence one another summarize how the components of health are related to wellness
Answer:
The answer is A (Look at the graph of the relationship. Find the y-value of the point that corresponds to x = 1. That value is the unit rate)
Step-by-step explanation:
Because the proportional relation is defined by k = . If ratio is then it is a rate. Unit rate means per 1 unit such as or thus the correct answer is A.
Unit rate= $$/lbs.
2.40/12=0.2
Your unit rate is $0.20
Answer:
B and E
Step-by-step explanation: