Write an expression for the calculation 12 added to 56 divided by7

What is the vertex form of f(x) = x2 + 6x + 3

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.