The cost of mailing a first-class letter is $.22 for the first ounce and $.17 for each ounce or fraction thereof. What is the cost of mailing a 7.4-ounce letter?

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

What sums are equal to 6/12? choose all answers that are correct a.6/12+6/12+6/12+6/12+6/12+6/12 b.2/12+1/12+1/12+2/12 c.5/12+1/12 d.1/12+1/12+1/12+3/12 plz : )

Factor the polynomial by its greatest common monomial factor.