Practice Solving Equalities

-12 + c = 38

• c = -19/6

• c = -456

• c = 26

• c = 50

Tags

CCSS.6.EE.B.7

10 = -7 + b

• b = -17

• b = 3

• b = 17

• b = -3

Tags

CCSS.6.EE.B.7

33 = 4a - 7

• a=-10

• a=10

• a=4.5

Tags

CCSS.7.EE.B.4A

26 = 5a + 1

• a= 5 ⁴∕₅

• a= no solution

• a= 0

• a= 5

Tags

CCSS.7.EE.B.4A

• One of the steps for this problem is to subtract 3 from both sides.
• One of the steps for this problem is to add 4 on both sides.
• One of the steps for this problem is to subtract 4 from both sides.
• One of the steps for this problem is to multiply by -15 on both sides.

Tags

CCSS.7.EE.B.4A

-(n - 8) = -2

• 6

• 10

• -10

• -6

Tags

CCSS.7.EE.B.4A

Cheryl gets paid $8 per hour for her job at the record store and $15 for working late on Saturday.  She made a total of $96 last week.  Which equation models this situation?

• 96h + 15 = 8

• h/96 = 8

• 8h + 15 = 96

• h/8 = 96

Tags

CCSS.HSA.CED.A.3

Which property is shown: if a = b, then a - c = b - c

• Subtraction Definition

• Subtraction Property of Equality

• Distributive Property

• None of the following

Reason #1

• Because it says so

• Given

• Why not?

• Who knows?

Tags

CCSS.HSA.REI.A.1

What is reason 2?

• Given

• Addition Property of Equality

• Subtraction Property of Equality

• Substitution Property of Equality

Tags

CCSS.HSA.REI.A.1