What is 10 +10? For an algebra assignment I wanna see if this app really works

If the measure of xyz is 81 what is the measure of yz

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 !

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2