Substitute Variables to Determine Equivalency

m=8, n=6, p=4, q=2

Evaluate each expression below(substitute the variables)

m+n+q=

Tags

CCSS.6.EE.A.2C

Evaluate each expression below(substitute the variables)

Tags

CCSS.6.EE.A.2C

Evaluate 6p - 3  when p = 2

• 5

• 15

• 9

• 12

Tags

CCSS.6.EE.A.2C

Evaluate 15 - m  for m = 7

• 22

• 8

• 2

• 9

Tags

CCSS.6.EE.A.2C

Are the following expressions equivalent if y=4?

5y - 8 and 2(5y -4)

• Yes, they are equivalent.

• No, they are not equivalent.

Tags

CCSS.6.EE.A.4

Katie and Natalie each created an expression using models.  What would Natalie need to add to her model for it to be equivalent to Katie's model?

• positive chip

• positive chips

• negative chips

• negative chips

Tags

CCSS.HSA.APR.D.7

Use substitution to determine whether or not the expressions are equivalent.

3x + 2x + x and 7x

• equivalent

• not equivalent

Tags

CCSS.6.EE.A.4

What is the value of 2a - 3b + 6 when a = 2 and b = -5?

Mathematical Equivalence

ON

Tags

CCSS.6.EE.A.2C

• Yes
• No

Tags

CCSS.6.EE.A.4

Are the following two expressions equivalent when x = 5?

3(x + 8) and 3x + 8

• Yes

• No

Tags

CCSS.6.EE.A.4