Denzel had $88. he spent $13 on a baseball cap. then he earned $22 babysitting.
how much money does denzel have now?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?