How many solution does this problem have?

a+5=1/5 (15+5a)

A. one solution

B. more that on solution

C. no solution

Why is it inportant to know how much it cost to operate a car for each mile?

Two machines are printing shirts. The first machine can produce 2,520 shirts in 180 minutes. The second machine can produce 1,440 shirts in 120 minutes.

Gerard bought 9 hamburgers and 3 orders of fries for 24.75. Chris bought 6 hamburgers and 4 orders of fries for 19.50. Each hamburger cost the same amount. Each Order of fries cost the same amount.

Devon purchased one bag of dog food and three bags of cat food. Each bag of dog food weighs x pounds and each bag of cat food weighs half as much as the bag of dog food. The total weight of Devon's purchase is 32.5 pounds.

An electric toy car with a mass of 8 kg is powered by a motor with a voltage of 9 v and a current supply of 4 a. how long will it take for the toy car to accelerate from rest to 8/3 m/s?

Josiah sold 3 shirts for $24.50 each and 2 pairs of jeans for $30.00 each. Which expression can be used to find x, the total amount of money he collected from the sale?

Lola is placing appetizers on plates She has 63 spring rolls and 84 cheese cubes She wants to include both appetizers on each plate Each plate must have the same number of spring rolls and cheese cubes.

What is 0.0162 as a fraction

Is 600 km greater or less than 5 m?

Find total area of a regular pyramid with base of 2 and altitude of 3