Which expression is equivalent to 2 (a+2b) - a-2b

Translate the word phrase into a math expression. nine more than five times a number A. 9 > 5n B. 9 - 5n C. 5n - 9 D. 5n + 9

In a spelling bee, Anish's placement is both the 11th highest and the 25th lowest among all the spellers who participated. How many spellers participated in the spelling bee?

How many ways are there to choose three donuts from 4 varieties if there must be an odd number of glazed donuts? the number of glazed must be 1 or 3?

What is the x-intercept of the line : 4x-5y=40

3x - 5< 19 Solve the inequality

Which number is a multiple of 6 and 8? 24 18 3 2

The average of 20 numbers is 0. among them at least how many of them can be greater than 0. a. 19. b. 10 c. 0 d. 1

Every evening, two weather stations issue weather forecast for the next day. The weather forecasts are independent. On average, the weather forecast of station 1 is correct 90% of the cases, irrespective of weather type.

Stan owns 4/5 of an acre of land. of that, 2/3 of the land I'd fenced. how many acres of land is fenced?

Alexis invests $475 in a bank account that earns 1.25% interest compounded annually. Which function models the growth of her investment over x years?