Solving Multi- Step Equations

Solve for x: 
4x + 1 = 7x - 5

• -1
• 2
• 6/11
• 8

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

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

Find the error in the problem below
19 - 2k = 3k - 1
     +3k   +3k
19 + 1k = -1
-19           -19
k = -20

• They should have divided by 1 for the last step
• They should add 19 instead of subtracting 19
• I can not find an error
• Instead of adding 3k they should subtract 3k

Tags

CCSS.HSA.REI.A.1

2(3x - 4) = 3x + 1

• 5/3
• 1
• 3
• -7/3

Solve for x. 
5x - 10 = x + 6

• No solution
• x = 1
• x = 2
• x = 4

2x + 3(5x - 7) = 47

• x = 1
• x = 2
• x = 3
• x = 4

 Solve the equation for x.
-8x - 8 + 3x - 6 = -3x + 2

• x = -8
• x = 8
• x = 2
• x = -2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Solve. 5(x - 3) + 12 = -2(x - 2)

• -1

• 1

• -2

• 2

Solve for s:
3s + 15 = 3(s + 5)

• No Solution
• s = 15
• Infinitely Many Solutions
• s = 0

Tags

CCSS.8.EE.C.7A

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1