Write an expression with (-1) as its base that will produce a positive product

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

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Which is a graph of a proportional relationship?