What was the original price if after increasing it by 30% it became $520?

What is ... 76,569,878 + 790 divided by 10 ppl + 7/8? ...

Solve this equation -15+9x (-5)

What is log39 = x in exponential form?

A dessert manufacturer wanted to know if adding a preservative to their cupcakes extended their shelf life before going stale.

What is * - 7/2-6=*-8/3

Halfway through a bus route, 23 students have been dropped off and 48 students remain on the bus. write an equation to determine whether there are 61 or 71 students on the bus at the beginning of the route.

In January 2017, Yucca Corporation purchased a mineral mine for $6,400,000 with removable ore estimated by geological surveys at 2,000,000 tons. The property has an estimated value of $500,000 after the ore has been extracted.

What is 5 8/9 - 3 1/6

What 2 integers is - 3 inbetween?

What is thw radius of a circle given by the equation x^2+y^2-2x+8y-47=0