___ + 5 = 3 x 5

• 15

• 10

• 13

• 5

Tags

CCSS.3.OA.A.4

20 - ___ = 3 x 6

• 8

• 23

• 18

• 2

Tags

CCSS.6.EE.B.7

4 x ___ = 6 + 6

• 12

• 3

• 16

• 2

Tags

CCSS.2.OA.C.3

x + 3 = 5

(Which word best describes this)

• Expression

• Equation

• 2

• Inequality

Sort each move as keeping an equation BALANCED or NOT!

Groups:

(a) Balanced

,

(b) Not Balanced

• Adding 3x on both sides

• Subtracting by 5 on the left and adding 5 on the right

• Multiplying both sides by 1/2

• Dividing one side by 2

Tags

CCSS.HSA.REI.A.1

The ​ (a)   rule of algebra itself is balance. An ​ (b)   has an ​ (c)   sign, and whatever is on one side of the equals sign ​ (d)   equal what is on the other side of the equals sign. With that in mind, we can do​ (e)   we want to an equation - as long as we preserve the balance on both sides of the equals sign.

• cardinal

• equation

• equals

• must

• anything

Tags

CCSS.HSA.REI.A.1

What can you remove from both sides of this equation?

• 2x's

• 4x's

• 2

• 4

Tags

CCSS.6.EE.B.7

When both sides have the same quantity

• solution

• inverse operation

• balance

• variable

Tags

CCSS.6.EE.B.7

To balance an equation, 

• both sides must equal 10

• the right side must be greater

• both sides must be equal

Tags

CCSS.6.EE.B.7

A mathematical sentence that contains the equal sign.

• Equation

• Expression

• Algebra

• Inequality

Tags

CCSS.6.EE.A.2C