write an expression that represents the height of a tree that began is 6 feet and increases by 2 feet per year. Let y represent the number of years.

The national mean SAT score in math is 550. Suppose a high school principal claims that the mean SAT score in math at his school is better than the national mean score. A random sample of 72 students finds a mean score of 574.

A bag of potatoes weighs 7 and 1/2 pounds. Of the potatoes in the bag, 1/6 are rotten. What is the weight of the good potatoes?

Use substitution to solve the system of equations. y = 2x + 16 2x - 7y = - 64 A) (-4, 8) B) (-1, 11) C) (8, - 4) D) (-7, - 11)

Solve the equation. 18.2+1.5x=37.7

Simplify 6 - (-2) - 3 (-5). A.-11 B.-7 C. 19 D. 23

A book regularly sells for 28. If the is on sale for 20% off how much is the sales price of the book

What is the common difference or common ratio of the sequence 2,5, 8, 11,?

What is the answer to this problem (X+3) (x-1)

3 is subtracted from the quotient of 42 and 6

City planners are creating a 3-dimensional model of a city park to find the best placement for a new tennis court. The city park is on a rectangular plot of land that is 1,500 ft long and 600 ft wide. The scale model of the park measures 7.