Wanda started walking along a path 27 seconds before dave. wanda walked at a constant rate of 3 feet per second. face walked along the same path at a constant rate of 4.5 feet per second. graph the system of linear equations. how long after dave starts walking will he catch up with wanda

54

Step-by-step explanation:

4.5x=3(x+27)

4.5x=3x+81

1.5x=81

x=54

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.

a

b

d

step-by-step explanation: