Simplify the expression 2 (3x-y) + 5 (x+2y)

65 people and 40% got refreshments how many boight refreshments

Write a general rule for transformations in the plane that produce similar figures

7.67,7,7.72,7.38 least to greatest

You place a cup of 200f coffee on a table in a room that is 67f and 10 minutes later it is 195f. approximately how long will it be before the coffee is 180f

Which phrase represents 3p 6/7p-9

What is y=1x-3 in standard form

Stephen buys x pencils and y notebooks for his students. Each pencil costs $0.45 and each notebook costs $1.25. he buys a total of 210 pencils and notebooks for $142.50. How many pencils does Stephen buy? Enter you answer below.

Solve two different equations 4x-8=40

Oprah looks at this histogram of a distribution with a mean of 6.7 grams and a standard deviation of 1 gram. She claims that approximately 68% of the data is between 5.7 and 7.7 grams. What is the error in her thinking?

Three coins are tossed. find the probability that two lands on heads