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Systems of Equations Quizzes.doc - spartansmathdolezal

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Systems of Equations Quizzes.doc - spartansmathdolezal

Systems of Equations Quiz A Name ____________________

1. Graph: y = 3x 2 3. Write the equation of the line shown. y y 5 5

x x

-5 -5 -5 5 -5 5

2. Graph the inequality. y < ? x + 1 4. Write the equation of the line shown. y 5 y 5

x x

-5 -5 5 -5 -5 5

5. Which of these systems (may be more than one) has ( ?, ? ) as a solution?

yx52x;y143x2y I. II. III. xy53xy15x2y1

Systems of Equations Quiz B Name ____________________

1. Solve 3(x + 8) = x 4

2. Solve the inequality. 2 4x > 10

3. Does (4, -2) lie on the line y = 3x 10? a. yes b. no

4. Solve. 5m + 14 = -1

5. Find the slope of the line containing (7, 3) and (4, 1).

Systems of Equations Quiz C Name ____________________

1. Find the solution to the system by graphing. 3. Find the solution to the system by graphing. y y 2x + 1 = y 5 5

4x 3 = y x + y = -3

+ y = 2 x

x x

-5 -5 -5 5 -5 5

2. Find the solution to the system by graphing. 4. Find the solution to the system by graphing. y y x y = 2 5 5

2x + y = 4 x y = 4

3x + y = 8

x x

-5 -5 -5 5 -5 5

Systems of Equations Quiz D Name ____________________

1. Find the solution to the system by 3. Find the solution to the system by y y graphing. graphing. 5 5

x;y3 x + y = -1 3xy5 2x y = 4 x x -5 -5 -5 5 -5 5 4. Solve the system. 3x + 4y = -1 y = -x 2. How many times do the two lines y = 4x + 2

and y = 3x - 1intersect?

Systems of Equations Quiz E Name ____________________

1. Solve:

y = 2x + 3 4. Which is the most efficient way to solve this

y = -3x + 8 system on equations? Why?

3x + 4y = -1

y = -x

5. Solve the system of equations algebraically:

2. Solve: x + y = 7

6x + 4y = -24 4x y = 13

3x 4y = 6

3. Solve:

2xy11 4x;y13

Systems of Equations Quiz F Name ____________________

1. Best Buy was having a special on all their tapes 4. A restaurant sold tacos and burritos. Tacos cost

and CDs. Jane was able to buy 4 tapes and 2 \$2.00 and burritos cost \$1.00. The restaurant

sold 48 items for a total of \$86.00. How many CDs for \$46. Larry bought 3 tapes and 1 CD for

\$28. How much did a tape cost? burritos were sold?

2. The sum of two numbers is 6. When eight times 5. Find the solution to the system by graphing.

y the largest number is added to twelve times the 5

smallest number, the result is 56. What are the y > x - 4

numbers? y < 4x - 1

x

3. Solve 6x 4y = 32

5x + 3y = 14

-5 -5 5

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