Multi-step & Systems of Equations

2x - 3 + 4x = 27

• 12
• 4
• 5
• 15

Tags

CCSS.8.EE.C.7B

3x + 2(4x - 4) = 3

• 4
• 3
• 2
• 1

Tags

CCSS.8.EE.C.7B

Solve the equation:
3(x - 1) = 2x + 9

• x = 12
• no solution
• x = 10
• x = 6

Describe the solution set:
2(x + 5) = 2x + 5

• one solution
• no solution
• infinitely many solutions
• two solutions

Tags

CCSS.8.EE.C.7A

Which step cannot be performed first when solving the equation
5 - 2(x - 7) = x + 1 + 3x

• Distributing -2 to (x - 7)
• Combining x and 3x
• Subtracting 1 from both sides
• 5 - 2

Simplify the following:  
-8 + (15 - 3) ÷ 4

• -5
• 1
• -11
• 11

Tags

CCSS.7.NS.A.3

What is the first step in solving this equation? 
5x + 7 = 12

• Divide by 5
• Subtract 5
• Multiply by 7
• Subtract 7

Tags

CCSS.7.EE.B.4A

Solve for variable x in the following equation:

11 = 3x + 8x

• x = 1

• x = 2

• x = 3

• x = 4

Tags

CCSS.8.EE.C.7B

What is the solution?

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

Tags

CCSS.8.EE.C.8B

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

• intersecting lines
• parallel lines
• skew lines
• intersecting lines

Tags

CCSS.8.EE.C.8A