How to solve a system of equations by substitution?

1. K-Mart sells shovels and brooms to clean up the snow. There are 175 shovels and 100 brooms. Write a simplified ratio of shovels to brooms.

A fitness club wants to examine the increase in popularity of yoga classes over the past 5 years. Which measure provides the best information for this study?

The cylinder has a radius of 5 cm and a height of 10 cm what's the volume

Paul and Brian win some money and share it in the ratio 3:4, Paul gets £30. How much does Brian get?

Cargo pants that regularly sell for $36 are now on sale for 30% off how much is the discount

If 80% of scheduled flights actually take place and cancellations are independent events, what is the probability that 3 separate flights will take place?

What is another way to express 64? A) 3 ^4 B) 6 ^4 C) 6.4 x 10^2 D) 8^2

Which values, when placed in the box, would result in a system of equations with no solution? Check all that apply. y = - 2x + 4 6x + 3y = A: - 12 B: - 4 C: 0 D: 4 E: 12

During a trip, Francine traveled x percent of the total distance at an average speed of 40 miles per hour and the rest of the distance at an average speed of 60 miles per hour. In terms of x, what was Francine's average speed for the entire trip? A.

You are planning a huge graduation party for your son. You decide to offer both a beef and a chicken meal at the party. The chicken dish costs $5, and the beef dish costs $7.