Six added to twice Eric's age is the same is four times his age minus 4how old is Eric

Venus and Serena measured a tennis court and found that it was 42ft longer than it was wide and had a perimeter of 228ft. What were the length and the width of the tennis court?

6500 rounded to the nearest thousand is __. Enter your answer without commas

A gym had 8700 members in 2010. Now it has 6400 what is the percent of change?

Ben, Fran and Stan are posting funny memes online. Ben's funny memes got 40% more likes than Stan's. Fran's got 20% fewer likes than Stan's. By what percentage did Ben get more likes than Fran?

The square shown has a perimeter of 32 units. The square is rotated about line k. What shape is created by the rotation and what is the approximate circumference of the base? Circumference of a circle: C = 2πr

Explain why all linear angle pairs must be supplementary

What is the formula for finding the slant height of a pyramid?

Given the function defined below, what is the value of the 4th term? f (1) = - 4 f (n) = - 3f (n-1) + 5 f (4) =

Which two numbers multiply to get 78 but add to get 12

Dan saved 463 over 12 weeks of summer break. he saaved 297 of it during the last 4 weeks. how much did he save during the first 8 weeks