 # 1.Write an algebraic expression for 4 less than three times a number, x.

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1.Write an algebraic expression for 4 less than three times a number, x

2.What type of correlation exist when as One variable increase the other variable decreases?

3.Given the domain {9} determine the range of the function Y = 3x - 8

4.Which (range or domain) does the following terms Represent Dependent Vertical axis Y F(x)

5.Solve for x 4(x-5) = 6x

6.Solve for x 3x – 5 = 5(8-x)

7. Graph 2x + 2y = 6

x2468 y061218 8. Write an equation for this relationship.

9.A printer can make 90 copies in 5 minutes, at this rate, how long will it take it to Make 600 copies?

10.An electrician charges a one time fee of \$50 For coming to your house. He then will charge \$30 per hour. Write the equation that could be used To determine the cost, c of the electrician coming To your home and working h, hours.

11.What is the value of x in the following equation? 3x – 5(x + 2) + 12 = 10

x y What function is represented by this graph? 12.

13. For the function f(x) = 3x – 5 find the value of f(-2)

14.Graph the function ½ x + y = 4

15.Using your calculator determine the equation of linear Regression for this set of data. xy 12 35 58 910

16.Fill out the function sheet for the following. 2x – 4y = 12

Graph Table Equation Point Slope Slope Intercept Standard Form Give the value Slope Y intercept X intercept Is this a function? If so, write in Functional notation and find f(5)

17.Complete the function sheet for a line that is perpendicular To the line y = -1/3x + 1 and that passes through (1,2)

Graph Table Equation Point Slope Slope Intercept Standard Form Give the value Slope Y intercept X intercept Is this a function? If so, write in Functional notation and find f(5)

x y 18.Complete the function sheet For this relationship.

Graph Table Equation Point Slope Slope Intercept Standard Form Give the value Slope Y intercept X intercept Is this a function? If so, write in Functional notation and find f(5)

20. Is the point (3, 2) in the solution set for the function 3x – 4y = -1

x y 23.Write the equation in slope intercept Form that represents this function.

25.Write in scientific notation 1, 345, 000,000

26. Which relationship is not proportional? x123 y234 x3510 y0.91.53.0 x246 y4812 x246 y.1.2.3 A B C D

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