Which is equivalent to the following expression? (2x^2+4xy-y^2)+(x^2+3xy-y^2) a. 3x^2-7xy-2y^2 b. 3x^2+7xy+2y^2 c. 3x^2+7xy-2y^2 d. 3x^2-7xy+2y^2

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !