If 28% of a number is 63 less than 84% of the number, what is the number?

Find the area of the triangle shown 3 by 6

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet