Simplify. 3 (2x+4y-2z) + 7 (x+y-4z)

a. 13x+5y-22z

b. - x-19y+22z

c. 13x+19y-34z

d. - x-5y+34z

What is the median of 8,42,13,7,50,91

7 less than 14 times a number

What percent is 7/8 equivalent to? A. 87.5% B. 8.75% C. 1.1% D. 11.4%

Order the numbers from least to greatest. - 7/5, - 1 5/11, - 1.45, - 1 91/200

Which statement describes this sequence? Term 1 2 3 4 Value 15 45 135 405

How are number lines and coordinate plane related

Analyze how the circumference of a circle would change if the diameter was doubled

Nora wants to find her average grade in her science class. She has earned a score of 85% on two tests, 92% on three tests, and 94% on her most recent test. What is Nora's mean, or average, test score?

the number of miles per gallon of gasoline that a vehicle averages varies inversely as the average speed the car travels. a vehicle gets 16 miles per gallon at 53 mph. how many miles per gallon will it get at 62 mph.

Kayla's family took a road trip to Mount Rushmore. Kayla fell asleep after they had traveled 275 miles. If the total length of the trip was 500 miles, what percentage of the total trip had they traveled when Kayla fell asleep?