Celine bought a coat for $120 that was originally marked $160. what percent of the original price did she pay?

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

Which is the completely factored from of xy^3-x^3y

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?