3.1x + 2.8z 4.3x - 1.2z subtract the following polynomials

What is 3 3/4 times 2 12/1

Clara simplifies (8b-4r) - (2b-r) and says the result is 6b-4r. What error did Clara make?

15% of the school parking spaces are handicap spaces. The school has 18 handicap spaces. How many parking spaces are there?

If a jogger runs a 10-kilometer race in 60 minutes, what is her average speed?

Sally took out a $50,000 life insurance policy. The $50,000 amount of coverage is called the:

The sum of two numbers is 44. the smaller number is 20 less than the larger number. what are the numbers?

How far is 3 kilometers in miles?

Kylie drank 35% of 400-mL container of water. Eugenia drank 45% of a 350-mL. Who drank more water? How do you know? I will have more questions I have a math packet due tomorrow and I don't know percents I listen but I just don't understand

Julio predicted that the average high temperature for January would be - 7°C. The actual average high temperature was 4 degrees higher than Julio's prediction.

Y=1/3x-5 2x+y=2 What is the answer to this problem