Which algebraic expression is a polynominal

An alien has just landed from the planet, iksnimak. he would like to leam how to add two fractions when thedenominators are the same. write a paragraph that explains to our alien friend, in your own words, the detailsabout how to add the fractions, how to change the result to a mixed number, and how to reduce the fractionpart. use this problem as your example: the two fractions are 5/8 & 7/8

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6