Write the sum using summation notation, assuming the suggested pattern continues. -8 - 3 + 2 + 7 + + 67

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25