Intro to Algebra - Solving Equations - Multiple Choice Section

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

• x = 1
• x = 2
• x = 3
• x = 4

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Solve the equation
-8x - 8 +3(x - 2) = -3x + 2

• x = -8
• x = 8
• x = 2
• x = -2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

How many solutions?

2(3x-4)-6x=-4

• One

• Two

• Infinite

• None

Tags

CCSS.8.EE.C.7A

3y+6+4y-7=-8

• y=-1
• y=-8
• y=1
• y=7

Tags

CCSS.8.EE.C.7B

Solve:
2(4x-3) - 8 = 4 + 2x

• x = 5/3
• x = 3
• x = 1
• x = 2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

4x-2x+ 5= 24 - 2x + 5 -8x

• 1
• 2
• 3
• 4

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.B.5

CCSS.6.EE.B.6

What is the first step in solving the equation 2a - 4(a - 5) = 10

• Add 4 to both sides
• Add the 2a and a 
• Distribute 4 to a and -5
• Distribute -4 to a and -5

Tags

CCSS.8.EE.C.7B

12(2k + 11) = 12(2k + 12)

• 144
• -12
• no solution
• all real numbers

Tags

CCSS.8.EE.C.7A

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

 $-118=-5\left(4+7x\right)+7$  

•  $-5$  

•  $-9$  

•  $3$  

•  $-1$  

Tags

CCSS.8.EE.C.7B