A rectangular swimming pool is twice as long as it is wide. a small concrete sidewalk surrounds the pool. the sidewalk is a constant 2 feet wide. the total area of the pool and sidewalk is 160 square feet . find the dimension of the pool.

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)