What number must you add to complete the square? x^2+4x=13

Maggie is x years old. Her brother Demarco is 4 years older than her. Anna is 3 times as old as Demarco. Write and simplify an expression that represents Anna's age. Explain.

How the equation y=7.5x + 50 shows the slope and the y-intercept

Which statements are true? Check all that apply.

The manager of Cups R' Us handed out 125 coupons to his customers on Monday, c coupons on Tuesday, and 220 coupons on a Wednesday. Write an expression for the total number of coupons the manager handed out. Then simplify the expression.

What is the value of y so that the ordered pair (2, y) is a solution to the equation 2x + y = - 2? A. - 6 B. - 2 C. - 1/2 D. 0

What is the unit rate $140 for 18ft

What is the volume of this rectangular prism? The length is 5 1/2. The width is 1 3/8. The height is 1 2/3.

A gardener is planting two types of trees: Type A is 3 feet tall and grows at a rate of 23 inches per year. Type B is 6 feet tall and grows at a rate of 17 inches per year.

If a dog has 4 bones and hes pal comes over and chews on 2 how many does he have left

Solve the equation. Then check your solution. x/90 = 7/9 a. 35 c. 140 b. 70 d. 116