Equations MIDTERM REVIEW

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 x:
8x - 10 = -34

• 4
• 3
• -3
• -24

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

8v - 4(v + 8) = 8

• 2
• 10
• 4
• -4 

Tags

CCSS.8.EE.C.7B

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

• x = 12
• X= -12

• x = 10
• x = 6

Tags

CCSS.8.EE.C.7B

-11 + 3(b + 5) = 7

• 1
• -1
• 3
• -3

Tags

CCSS.8.EE.C.7B

• 3

• 12

• 4

• 8

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Solve the following using PEMDAS

3 x 9 + 7

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Solve the following using PEMDAS

12 + 36 ÷ 4

Tags

CCSS.7.NS.A.3

Solve the following using PEMDAS

(67 - 18) ÷ 7 x 3

Tags

CCSS.7.NS.A.3