Solving and Justifying Solutions to Equations

• He has one solution

• He has no solution

• He has infinitely many solutions

• He didn't solve the problem correctly.

Tags

CCSS.8.EE.C.7A

• 3

• 8/3

• -3

• 1

• -1

• -1/5

• 1/5

Solve for v.

• 60

• -3

• 15

• 3

Tags

CCSS.7.EE.B.4A

CHANGED ORDER

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.1

Solve for x:
4 - 2(x - 3) = 24

• - 7

• 7

• 14

• - 14

Tags

CCSS.7.EE.B.4A

Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?

• 24-10=7x

• 24+7x=10

• 10+7x=24

• 10+x=14

Tags

CCSS.HSA.CED.A.3

After paying $3.32 for a sandwich, Brenda has $19.79. How much money did she start with? Which equation could you use to solve this problem?

• 3.32m=19.79

• m-19.97=3.32

• m-3.32=19.79

Tags

CCSS.HSA.CED.A.3

Which property justifies the work shown?

• Multiplication Property of Equality

• Subtraction Property of Equality

• Division Property of Equality

• Multiplicative Inverse Property

Tags

CCSS.HSA.REI.A.1

Which property justifies the work in solving this equation?

• Addition Property of Equality

• Additive Inverse Property

• Identity Property of Addition

• Subtraction Property of Equality

Tags

CCSS.HSA.REI.A.1