Which equation is a related equation

x + 9 = 28

A. x = 28 - 9

B. x - 9 = 28

C. 9 - x = 28

D. x = 9 - 28

5.264 round to the nearest ones

Which example below uses deductive reasoning? A. finding the next term in the sequence B. justifying the steps for solving the equation C. making a general rule for the sequence D.

a class is having a bake sale. The class earns 7 cents for each cookie sold. Draw a graph to model this situation. How many cookies do they need to sell to earn 21 cents?

Mrs singh bought 9 folders and 9 notebooks. the cost of each folder was 2.50. each notebook cost 4.00. write two equivalent expressions and then find the total cost.

What is 7 multiplied by 7/10 as a mixed number

X and Y are independent random variables. X is normally distributed with mean 1 and variance 1. Y is normally distributed with mean 3 and variance 5. What is the variance of Y - 2X?

Simplify - 2/3 - 3/5.

Alive, Kathy and Sheila work as medical assistant at valley clinic. Alice has work 8 years longer than Kathy. Kathy has worked half as long as Sheila. If Sheila has worked at the company for 10 years how many years has Alice worked there?

A population of bacteria grows by a factor of 1.32 in one hour. What is the hourly growth rate?

An airplane took 4 hours to fly 2400 miles against headwind. The return trip with the wind took 3 hours. Find the speed of the plane in still air and the speed of the wind.