Choose 2 answers one for the center and one for the spread

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

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply