This week, Beth made 10 more than twice the number of cookies she made last week, x.

Which expression represents the total number of cookies Beth made this week?

2 (x+10)

10x + 2

10 + 2x

10 (x+2)

Write this number in word form 5,487

Max installed a motion detector on the shed that illuminates a semicircle with a radius of 12 ft. What is the area of the yard that will be lit by the motion detector light? Leave your answer in terms of π.

Solve the equation 9/x-2=18/x+4

Is 4:5 (4/5) less, or greater than 19:30 (19/30) ?

1 Find the slope of a line y = 2x + 4

Simplify the expression by combining like terms. 15+12-5+4-7

If the second term of an arithmetic sequence is 5 and the fourth term is 12, what is the 37th term?

SAT scores are normally distributed, with a mean of 1000 and a standard deviation of 200. Approximately 68% of the scores lie between A.) 600 and 1400 B.) 680 and 1680 C.) 700 and 1300 D.) 800 and 1200

Amir drove from Jerusalem to the lowest place on Earth, the Dead Sea. His altitude relative to sea level (in meters) as a function of time (in minutes) is graphed. How long was each descent by 88 meters?

12v = 9v + 6 solve for v