Which summation formula represents the series below?

13 + 9 + 5 + 1

Explain how to write and evaluate an algebraic expression. one more than the product of a number and seven decreased by five; evaluate when n=6

Jan is making cakes for her party. Five cakes will serve 45? people. How many cakes will she need for 72people? What is the unit rate? Graph your data.

Does 2 (3n+3) = 6n+3 show how you know

Using he approximation 2.54 centimeters equal 1 inch, how many centimeters are in 4 feet 7 inches?

write the six digit number that has the digit 4 in the thousands' place, with each of the remaining digits being 3.

Brandus bought 1/3 pound of ground turkey and 1/4 pound of ground beef to make sausages. How many pounds of meat did he buy?

A manufacturer is designing a two-wheeled cart that can maneuver through tight spaces. On one test model, the wheel placement (center) and radius is modeled by the equation (x-1.5) ^2 + (y-1) ^2 = 16.

Solve for n 5 5/6 + n = 10 1/12

Chrissy walked 1/8 of a mile on Monday and 1/8 of a mile on Tuesday. How many miles did Chrissy walk on Monday and Tuesday combined? Express the answer in lowest terms. 1/16 1/8 1/4 1/2

Which of the following values best approximates the length of c in triangle abc where c = 90 degrees, b = 12, b = 15 degrees