canstanza has 13 blue envelopes she has 3 fewer yellow envelopes then blue envelopes she has 7 times as many green envelopes as yellow envelopes how many envelopes does constanza have in all

How do you solve 7ft blank = yd

He runs 15 kilometers in 72 minutes what is his speed in kilometers per hour

A livestock vaccine is to be given at the rate of 2 milliliters for each 15 pounds of body weight. How much should be given to a 60-pound goat?

Your biking at a speed of 18 miles per hour. Your 3 miles behind your friend, who is biking at a speed of 12 miles per hour. Write and solve an equation to find the amount of time it takes for you to catch up with your friend

You roll a 6-sided die. What is P (odd) ?

Charlie bought an airplane ticket for $288.00. The tax on the ticket was 7.5%, and he had to pay an additional $26 in fees. Which of the following shows how much Charlie will pay in total?

Solve the equation using inverse operations. 18 = 2/5 y Enter your answer in the box. y =

What is x if 24x + 3 = 9

For any positive integer n, the length of n is defined as the number of prime factors whose product is n. For example, the length of 75 is 3, since 75 = 3 * 5 * 5. How many two-digit positive integers have length 6?

Graph the linear equation in two variables. Find at least five solutions in the table of values for the equation. y=x-7 Find five ordered pairs that are solutions for the equation y = x - 7