# Section 4.5 - Solving A Linear System Graphically

10 Questions | Total Attempts: 92  Settings Create your own Quiz • 1.
Determine the point of intersection of the lines y = 3x + 5  and  2x + y = 10
• A.

(3, 2)

• B.

(-5, 20)

• C.

(0, 5)

• D.

(1, 8)

• 2.
The school store charges \$10 per shirt.  The store paid the supplier \$3 per shirt plus a one-tome set up fee of \$25.  Write a system of equations that represents this situation.
• A.

Y = 10x y = 3x + 25

• B.

Y = 10 y = 3x + 25

• C.

Y = 10x y = 3x

• D.

Y = 7x + 25 y = 5x

• 3.
Determine the point of intersection of the lines y = 4 and x = 3
• A.

Infinitely many

• B.

None

• C.

(3, 4)

• D.

(4, 3)

• 4.
What type of lines will have no points of intersection?
• A.

Parallel

• B.

Perpendicular

• C.

Intersecting

• D.

Coinciding

• 5.
Consider the relation x + 2y = 6.  Which of the following relations will intersect this relation at (2, 2)?
• A.

6x + y = 2

• B.

2x + y = 4

• C.

X + y = 4

• D.

X + y = 2

• 6.
Find the point of intersection for the lines 3x - 2y = 5 and 6x - 4y = 6
• A.

None

• B.

Infinitely many

• C.

(0, 0)

• D.

(0, -4)

• 7.
A-1 plumbing charges \$75 plus \$50/h.  Plumbing Masters charges \$100 plus \$25/h.  At what point is the charge the same for the two companies?
• A.

2h

• B.

1h

• C.

1/2 h

• D.

3h

• 8.
Cheap Cell Phones charges no flat fee and \$0.25 per minute.  Basic Cell Phones charges a flat fee of \$15 plus \$0.10 per minute.  What advice would you give someone who was deciding which company to choose?
• A.

Basic Cell Phones is always more expensive, so choose Cheap Cell Phones

• B.

Both plans cost the same, so wither choice is good

• C.

If the person is going to use less than 100 min, choose Basic Cell Phones. Otherwise choose Cheap Cell Phones

• D.

If the person is going to use less than 100 min, choose Cheap Cell Phones. Otherwise choose Basic Cell Phones

• 9.
Determine the point of intersection of the lines x + y = 8 and y = x + 4
• A.

None

• B.

Infinitely many

• C.

(2, 6)

• D.

(4, 4)

• 10.
Andrew is selling pop at a yard sale.  The pop cost him \$0.25 each plus \$5.00 to rent a table and he is selling them for \$0.50 each.  How many cans does he need to sell to break even?
• A.

20 cans

• B.

10 cans

• C.

5 cans

• D.

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