What is the answer to this following equation

x^2-4

520, na What is the common difference of the following arithmetic sequence? 13, *-7, - 27,-47

A stack of round crackers are in the shape of an obilque cylinder. The diameter of each cracker is 6 centimeters and the height of each cracker is 0.4 centimeters. There are 26 crackers in the stack.

The outside temperature was 73°f at 1. p. m and decreases at a rate of 1.5°f each hour. What expression can be used to determine the temperature h (h is the variable) hours after 1. p. m?

A manager received an invoice for $86.30 for 30gal ice cream. how much did each gallon cost? a $3.49 b $3.15 c $4.26 d $2.88

A blanket was marked up from $25 to $35. This was a markup of what percent?

A rectangular solid has sides of 4cm, 6cm, and 8cm. What is it's surface area?

Why do some screws have flat tips?

What is the best esimate for the following quotient 891.3:28

Solve the equation for y. 5x - 7y = 10 A. y=-7/5x-7/10 B. y=7/5x 10/5 C. 5/7x-10/7 D. - 5x-7

What is the decimal equivalent to 7/20