simultaneous equation

 Find the solution of the given simultaneous equation. 
 $3x+2y=3$  
 $5x+3y=4$  

• (-1,3)

• (17, -12)

•  $\left(\frac{1}{2},\frac{3}{4}\right)$  

• (-6, 3)

• no solution

Two pencils and a ruler cost 49 cents in total. One pencil and two rulers cost 62 cents in total. Find the cost of each item.

• pencil: 13 cents

  ruler: 23 cents

• pencil: 15 cents

  ruler: 23.50 cents

• pencil: 12 cents

  ruler: 25 cents

• pencil: 18 cents

  ruler: 26 cents

Tags

CCSS.8.EE.C.8C

Solve simultaneously. 

 $y=2x+1$  

 $y=-x-5$  

• (4, -9)

• (-2, -3)

• (7, 3)

• (-4, -7)

• no solution

Solve:
3(x - 4) = -3

• 3
• -3
• 5
• -5

What is the solution(s) for the following intersection of two lines? 

• (-1,-1)
• (-1,1)
• (1, 1)
• (1, -1)

Tags

CCSS.8.EE.C.8A

Write an equation.  Chelsea buys 8 packs of markers.  Each pack contains the same number of markers.  Chelsea gave 10 markers to her brother.  Then, she has 54 markers left.  How many markers were in each pack?

• 8 - 10 = 54
• 8p - 10 = 54
• 8p + 10 = 54
• 54 + 8p = 10

Write and solve an equation.  Chelsea buys 8 packs of markers.  Each pack contains the same number of markers.  Chelsea gave 10 markers to her brother.  Then, she has 54 markers left.  How many markers were in each pack?

• 7 markers
• 8 markers
• 9 markers
• 10 markers

Solve:

3x + 5y = 4

4x - 5y = -18

• x = -2

  y = 2

• x = -2

  y = -2

• x = 2

  y = -2

• x = 2

  y = 2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:

2x + 3y = 5

x + 3y = 7

• x = -2

  y = 3

• x = -2

  y = -3

• x = 2

  y = 3

• x = 2

  y = -3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:

3x - y = 11

x + y = 5

• x = 4

  y = 1

• x = 4

  y = -1

• x = -4

  y = 1

• x = -4

  y = -1

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6