Urgent! The length y of a rectangle if four less than three time the width of x. The perimeter of the rectangle is 16cm. Write a system of equations to represent this situation and find the dimensions of the rectangle. please explain reasoning

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

Solve the system of equations y= 3/2 - 1, -x+ y =-3