Evaluate it 3x + 7 = 19

Ms. White has 15 students in her first grade class. Troy is the line leader for the week, and Mackenzie is last because she was the line leader last week. In how many different ways can Ms. White's class line up for lunch this week?

Use instantaneous speed to find instantaneous velocity

Which is true of a population in a statistical survey

Find the inverse function f - 1. f (x) = - 8x + 9

Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage rate of increase or decrease. y = 64 (0.97) x

4/7 of the students in a classroom are girls if there are nine boys in the class how many total students are there? A. 14 B. 28 C. 21 D. 12

Use the above figure to answer the question. How long is arc ACB if the radius of the circle is 6? Round your answer to two decimal places.

On a scale drawing, a cell phone tower is is 1.25 feet tall. The scale factor is 1/150. What is there height of the actual cell phone tower? A.) 37.5 feet B.) 148 feet C.) 120 feet D.) 187.5 feet

What is the solution to the equation 6x = 30? A. 5 B. 6 C. 29 D. 41

Ron lives 6 miles due north of the ball field, and Stan lives 8 miles due west of the ball field. What is the straight line distance between their homes? (It makes a right triangle.) A. 8 miles B. 10 miles C. 20 miles D. 50 miles