In the expression 3x^2 + y -5 which of the following terms does not have a variable?

Find two rational expressions that have the difference of 2-n/n-4

Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

1. are the triangles similar and if so why? what is the value of x? show your work.