7r-15/8 when r =3 and s =5

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 i have 20$ and i gave 5$ away how much i got

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).