COMPASS Algebra Practice Test F This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after the last question. Complete solutions follow the answer slide. Click the mouse or use the spacebar to advance to the next question.

 A. Y = 4X - 7  B. Y = X - 6  C. Y = -2X + 5  D. Y = 4X + 3  E. Y = 3X + 5 F1. Which equation best describes the data in this table?

F2For all x,  A. 9  B. 3  C. 16  D. 7  E. 4

F3  A.  B.  C.  D.  E.

F4What is the slope of 3x + 2y = 6?  A.  B.  C.  D.  E.

F5Which of these equations defines a line that is perpendicular to the line given by the equation y = 2x + 5?  A.  B.  C.  D.  E.

F6In the standard (x, y ) plane, what is the distance between and ?  A.  B.  C.  D.  E.

F7What are the (x, y) coordinates of the point of intersection of the lines determined by the equations 2x – 3y = 4 and y = x?  A.  B.  C.  D.  E.

F8If  is a special operation defined by (a  b) = 3a – 2b and (6  x) = 8 then x = ?  A.  B.  C.  D.  E.

F912x x – 36 is the product of (3x – 4) and another polynomial. What is the other polynomial?  A.  B.  C.  D.  E.

F10  A.  B.  C.  D.  E.

Answers Algebra Practice Test F 1.C 2.A 3.C 4.E 5.D 6.C 7.B 8.D 9.E 10. C

 A. Y = 4X - 7  B. Y = X - 6  C. Y = -2X + 5  D. Y = 4X + 3  E. Y = 3X + 5 F1. Which equation best describes the data in this table? Notice that all of the answers are in slope intercept form. We just have to find m and b.

F1 Which equation best describes the data in this table? Calculate the slope. Find b. Answer C To find b, plug in a point. Use -2 for the slope.

F2For all x,  A. 9  B. 3  C. 16  D. 7  E. 4

F3  A.  B.  C.  D.  E.

F3 Answer C Before addition the fractions must be rewritten with a common denominator. The LCD is 6.

F4What is the slope of 3x + 2y = 6?  A.  B.  C.  D.  E. If we solve for y the number in front of the x is the slope.

F4What is the slope of 3x + 2y = 6? Solve for y, then the coefficient of x is the slope. Answer E

F5Which of these equations defines a line that is perpendicular to the line given by the equation y = 2x + 5?  A.  B.  C.  D.  E.

F5Which of these equations defines a line that is perpendicular to the line given by the equation y = 2x + 5? Perpendicular 1. Identify the slope of the line. 2. Change the sign. 3. Take the reciprocal. Answer D

F6.In the standard (x, y ) plane, what is the distance between and ?  A.  B.  C.  D.  E. Use the distance formula.

F6In the standard (x, y ) plane, what is the distance between and ? Answer C Use the distance formula.

F7What are the (x, y) coordinates of the point of intersection of the lines determined by the equations 2x – 3y = 4 and y = x?  A.  B.  C.  D.  E. Notice that x and y have to be the same This eliminates choices C, D, and E.

F7What are the (x, y) coordinates of the point of intersection of the lines determined by the equations 2x – 3y = 4 and y = x? Solve this system by substitution. Answer B

F8If  is a special operation defined by (a  b) = 3a – 2b and (6  x) = 8 then x = ?  A.  B.  C.  D.  E.

F8If  is a special operation defined by (a  b) = 3a – 2b and (6  x) = 8 then x = ? Answer D

F912x x – 36 is the product of (3x – 4) and another polynomial. What is the other polynomial?  A.  B.  C.  D.  E.

F912x x – 36 is the product of (3x – 4) and another polynomial. What is the other polynomial? Answer E

F10  A.  B.  C.  D.  E.