Quiz about Solving Systems of Equations by Graphing

Question 1

How many solutions?

Accepted Answer

No solution

Answer

One Solution

Answer

Infinitely Many Solutions

Question 2

Solve the system of equations by graphing.

Accepted Answer

(3, 5)

Answer

(4, 7)

Answer

(6, 7)

Answer

(5, 3)

Question 3

Solve the system of equations by graphing.

Accepted Answer

(-1, 4)

Answer

(1, 0)

Answer

No Solution

Answer

(0, 2)

Question 4

Solve the system of equations by graphing.

Accepted Answer

(-3, -2)

Answer

(-3, 2)

Answer

(-3, 6)

Answer

(-3, -6)

Question 5

Solve the system of equations by graphing.

Accepted Answer

(2, 2)

Answer

(2, 5)

Answer

(5, 2)

Answer

Infinitely Many Solutions

Question 6

Solve the system of equations by graphing.

Accepted Answer

(2, 1)

Answer

No Solution

Answer

Infinitely Many Solutions

Answer

(1, 2)

Question 7

Solve the system of equations by graphing.

Accepted Answer

(-2, -3)

Answer

(2, -5)

Answer

(2, 5)

Answer

(4, -6)

Question 8

Solve the system of equations by graphing.

Accepted Answer

(0, 3)

Answer

(5, 5)

Answer

(-4, 6)

Answer

(6, -4)

Question 9

Solve the system of equations by graphing.

Accepted Answer

No Solution

Answer

Infinitely Many Solutions

Answer

(-1, 1)

Answer

(-2, -2)

Question 10

If a system of equations has no solution, what does the graph look like?

Accepted Answer

parallel lines

Answer

intersecting lines

Answer

skew lines

Answer

intersecting lines

Question 11

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 12

When you graph the exact same equation twice,

Accepted Answer

you will have infinite solutions.

Answer

you will have no solution.

Answer

you will have one solution.

Answer

you will graph a giraffe.

Question 13

How can you tell if a point is a solution to a system?

Accepted Answer

The (x,y) coordinates satisfy both equations

Answer

It makes the first equation true.

Answer

It makes logical sense

Answer

It makes neither equation negative

Question 14

Lisa and Tammy are selling items at the craft show.  Which might be a reasonable solution from the graph showing the number of items sold when they both have earned the same amount?

Accepted Answer

(3, 19)

Answer

(1, 12)

Answer

(5, 25)

Answer

(0, 10)

Question 15

Solve for x and y
3x + 2y = 16
7x + y = 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Solving Systems of Equations by Graphing

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