3. Use a proportion to find the missing side length in the following similar figures. (1 point)
x= 4.5m
x = 18m
O x = 8m
x= 2.25m

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning