Thursday 1/14

Thursday 1/14

Please work on your warm ups and getting signed in

These will be quizizz questions so get ready!

Multiple Choice

What is the solution?

• No solution
• (0, 2)
• (0, -4)
• (3, -3)

Multiple Choice

If a system of linear equations has one solution, what does this mean about the two lines? 

• Parallel lines
• the same line 
• Intersecting lines

Multiple Choice

If a system of linear equations has infinitely many solutions, what does this mean about the two lines? 

• Intersecting lines
• Same line
• Parallel lines

Multiple Choice

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

• intersecting lines
• parallel lines
• same lines

Multiple Choice

What is the solution?

• (2, 2)
• (3, 2)
• (3, 4)
• (2, 3)

Multiple Choice

What is the solution to this system?

• One Solution
• No solution
• Infinitely Many Solutions

Multiple Choice

What is the solution to this system?

• (1, -1)
• (-1, 1)
• (0, -2)
• (2, 0)

Multiple Choice

2(x + 5 ) = -11

• 10.5

• 6

• -10.5

Multiple Choice

-3(y + 10) = -9

• -7

• 6.3

• -16

Multiple Choice

7 = 2 + 5y - 8

• -7

• 2.142857143

• 2.6

Multiple Choice

 $\frac{1}{3}\left(6x\ -\ 9\right)=7$  

• 8

• 5

• 2.666666666666

Multiple Choice

3x + 20 = x - 8

• -14

• 14

• 1.4

• -1.4

Multiple Choice

7x - 8 = 9x + 7

• -7

• No solution

• -7.5

Multiple Choice

8 - 5x = 9 + x

• $-\frac{1}{6}$

• -6

• 2.25

Multiple Choice

-10x + 15 = 17 - 6x

• -2

• 2

• $-\frac{1}{2}$

Multiple Choice

3x - 7 = 5x + 9

• -8

• 1

• -1

Multiple Choice

9 - 3x = 3x - 12

• No solution

• 3.5

• -4

Multiple Choice

IS (3,2) A SOLUTION TO​

Y = 4X - 10

• Yes

• No

Multiple Choice

IS (2, 6) A SOLUTION TO Y = 3X + 4 ?

• Yes

• No

Multiple Choice

IS (1,2) A SOLUTION TO THE SYSTEM:​

Y = -3X + 5​

Y = 3X - 1

• Yes

• No

Multiple Choice

IS (1,2) A SOLUTION TO THE SYSTEM:​

Y = -3X + 5​

5X – 4Y = -3

• Yes

• No

Multiple Choice

IS (4,1) A SOLUTION TO THE SYSTEM:​

Y = 6X - 11​

-2X – 3Y = -7

• Yes

• No

Multiple Choice

IS (-4,3) A SOLUTION TO THE SYSTEM:​

Y = -5X - 17​

-3X – 3Y = 3

• yes

• no

Tomorrow we will learn how to get that ordered pair that we were checking each system for

Your exit quiz will be the next 5 slides

Multiple Choice

• (5,8)

• (5,-1)

Multiple Choice

Determine if (4, 1) is a solution for the system of equations.
y = -x + 5
y = 2x - 7

• yes
• no

Multiple Choice

Will the solution (-3, -7) make the following system of equations a true statement? 
y = 4x + 5
y = x – 4

• YES
• NO

Multiple Choice

Is the point (2, -1) a solution to the systems of equations below?

y=5x+3

y=-2x-4

• Yes

• No

Multiple Choice

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

• It makes the first equation true.
• The (x,y) coordinates satisfy both equations
• It makes logical sense
• It makes neither equation negative