Quiz about Solving Systems of Linear Equations in Two Variables

Question 1

These two lines intersect at _____.

Accepted Answer

(4, -2)

Answer

(4, 2)

Answer

(-2, 4)

Answer

No solution

Question 2

The solution is:

Accepted Answer

(4, 3)

Answer

(3, 4)

Answer

(-4, 3)

Answer

No solution

Question 3

Parallel Lines never intersect because...

Accepted Answer

they have the same slopes.

Answer

they have the same y-intercept.

Answer

they have different slopes.

Answer

they have different y-intercepts.

Question 4

This system has _____ solutions

Accepted Answer

0

Answer

1

Answer

2

Answer

Infinitely many

Question 5

What is the solution?

Accepted Answer

Infinitely Many Solutions

Answer

One Solution

Answer

No solution

Question 6

6x + y = + 5

-2x + y = 5

Accepted Answer

(0, 5)

Answer

(-3, -6)

Answer

(-6, 3)

Answer

(-3, 5)

Question 7

6x + y = -1

3x + y = - 4

Accepted Answer

(1, -7)

Answer

(3, 1)

Answer

(1, 7)

Answer

(-3, 1)

Question 8

y = -3x + 11
5x + y = 21

Accepted Answer

(5, -4)

Answer

(1, -5)

Answer

(1, 5)

Answer

(-4, 5)

Question 9

3x + y = 1
y = 4x + 1

Accepted Answer

(0, 1)

Answer

(0, -1)

Answer

No Solution

Answer

(0, 8)

Question 10

x = -3y - 8
x - 2y = -3

Accepted Answer

(-5,-1)

Answer

(5, -1)

Answer

(-5, 1)

Answer

(1,-5)

Question 11

Solve by elimination:
4x+9y=28
-4x-y=-28

Accepted Answer

(7,0)

Answer

(-7,0)

Answer

(6,0)

Answer

(-6,0)

Question 12

Solve by elimination:
3x+7y=23

-3x-7y=-17

Accepted Answer

No solution

Answer

ARN

Answer

(-3,3)

Answer

(3,3)

Question 13

Solve by elimination:
-9x-4y=-20

5x+4y=4

Accepted Answer

(4,-4)

Answer

(-4,4)

Answer

(4,4)

Answer

(-4,-4)

Question 14

Solve by elimination:
7x+y=-9

-3x-y=5

Accepted Answer

(-1,-2)

Answer

No solution

Answer

(1,8)

Answer

(-2,-3)

Question 15

Solve by elimination:
4x+4y=4

3x+4y=10

Accepted Answer

(-6,7)

Answer

(7,-6)

Answer

(6,7)

Answer

(7,6)

Question 16

Solve the following system by graphing.  What is the solution?

Accepted Answer

(3, 3)

Answer

Infinity

Answer

(3, -3)

Answer

(-3, 3)

Question 17

Solve the following system by graphing.  What is the solution?

Accepted Answer

(3, 3)

Answer

Infinite number of solutions

Answer

(3, -3)

Answer

(-3, 3)

Question 18

Solve the following system by graphing.  What is the solution?

Accepted Answer

(3, -3)

Answer

(3, -2)

Answer

(-3, 2)

Answer

(-3, -2)

Question 19

Solve by elimination:
3x+7y=23

-3x-7y=-17

Accepted Answer

No solution

Answer

ARN

Answer

(-3,3)

Answer

(3,3)

Question 20

Solve the system by multiplication.
3x + 2y = 16
7x + y = 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Solving Systems of Linear Equations in Two Variables

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