A baker purchased 11 lb of wheat flour and 10 lb of rye flour for a total cost of $15.20. A second purchase, at the same prices, included 14 lb of wheat flour and 15 lb of rye flour. The cost of the second purchase was $21.05. Find the cost per pound of the wheat flour and of the rye flour.

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no

Aquadrilateral has exactly 3 congruent sides davis claims that the figure must be a rectangle why is his claim incorrect.