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Quiz 5-1: Solving Systems of Equations

Last updated about 3 years ago

6 questions

2

2

3

3

3

Question 5

5.

Explain why the system of equations below will not have a solution. Give one reason that you are sure of your answer.
y = \frac{6}{3}x+36
y=2x-5

You may type your explanation and/or show your work, but be sure to be very clear in your explanation.

3

Question 1

1.

When we solve a system of equations, what are we trying to find? There are 2 correct answers.

The (x,y) values where two lines intersect.

The values for the two variables that make both equations true.

Only the x.

Only the y.

Question 2

2.

What is the solution to this system of equations?

(3,-12)

(-3,12)

(3,12)

(-3,-12)

None of these.

Question 3

3.

Solve the system of equations below algebraically.
y=5x+20
y=-3x+4

Show your answer is in (x,y) form. Show your steps for part marks.

Question 4

4.

Solve the system of equations algebraically.

Show your answer is in (x,y) form. Show your steps for part marks.

Question 6

6.

Solve the system of equations by graphing.
-3x+4y=8
y=-\frac{1}{2}x-3