Tim has $30 he buys pens that cost $2.50 each until he has only 10 left if x represents the number of Penn's purchase by Tim this situation can be represented by the equation 30-2.50x=10 how many pens did Tim buy?

Evaluate - x+4y when - x=-4/5 and y = 1/3 write your anwser as a fraction or mixed number

What is 21/91 simplified

Solve triangle ABC, given: m< A = 103*, C = 6, and a = 11

Find the sum of nth term of the series 1+3/2+5/2^2+7/2^3 + ...

The classroom rug is 9 feet long and has an area of 72 square feet. what is the width of the rug

Javier had $305 in his bank account. His bank charges a fee of $7.50 each month that a balance is below $500. If he makes no other deposits or withdraws, how much money is in javier's account after three months?

The figure below is a net for a rectangular prism. Side a = 79 centimeters, side b = 22 centimeters, and side c = 28 centimeters. What is the surface area of this figure? Note: Figure is not drawn to scale. A. 8,516 square centimeters B.

7.4375 as a mixed number in simplest form

Section: Show setup and work to receive full credi 1. What is 20% of 160?

To the nearest hundred what is e greatest whole number that rounds to 2,500? and the least whole number?