Evaluate the expression when a = - 3 and b=5.

a-4b

x

I

?

True or false the future value of Gitta's certificate of deposit for the first five years is represented by the sequence below the applied interest is compounded interest $307.50, $315, $322.50, $330, $337.50

7w + - 3 (4w + 8) = 11.

The average weight of a 7-year old girl is 49 pounds. The average weight of an 11 year old girl is 77 pounds. A. Write a linear model with weight as a function of age. B. What does the slope mean? C. What does the y-intercept mean? D.

Fill in the missing number to complete the linear equation that gives the rule for this table. x y 2 23 3 24 4 25 5 26 y = x + ?

What is the slope of the line whose equation is 4x - 6y = 12?

The members of a knitting club are buying supplies for their next meeting. For the club, they need to buy a new patterns book for $3.50. For each member, they need to buy a set of knitting needles for $3.20 and a ball of yarn for $5.40.

If we multiply every observation in a data set by 2, the mean will

3x² - 6x - 24 = 0 0 4,-2 O 7.58,-1.58 O 2.65, 3 0-30, 36

For the dilation with center (0, 0) shown on the graph, your friend says the scale factor is 4. Is your friend correct or no? If he is incorrect, What is the correct scale factor? and what mistake did he likely make?

One of the models of a windmill is 1.2 meters tall and 0.8 meters wide. The width of the actual windmill is 20 meters. What is the height