Solve Equations

Solve for x:
8x - 10 = -34

• 4
• 3
• -3
• -24

Tags

CCSS.7.EE.B.4A

Simplify:
5(3x+1)

• 15x+1
• 15x+5
• 8x+1
• 8x+6

Tags

CCSS.6.EE.A.3

Solve for d:
-7(6 + d) = 49

• 13
• 1
• -1
• -13

Tags

CCSS.7.EE.B.4A

Solve for p

• 3
• 48
• 16
• 12

Tags

CCSS.6.EE.B.7

What is the best first step to solve for n in the following equation?
3n - 7 = 30

• Divide 3n by 3
• Add 7 to both sides
• Subtract 30 from both sides
• Subtract 7 from both sides

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