Algebra Substitution

6a – 2b + 7 = ?

• 0

• 11

• 13

• 61

Tags

CCSS.6.EE.A.2C

a + 4 = ?

• 12

• 1

• 7

• 34

Tags

CCSS.6.EE.A.2C

Let y = 5

2y = ?

• 10

• 7

• 25

• 32

Let n = 11

3n + 14 = ?

• 25

• 47

• 17

• 28

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How do you rewrite the equation after you substitute the NUMBER -3 for y?

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Let p = 4, q = 0.5 and r = 3

3(p + 2q) – 3r = ?

• 11

• 33

• 5

• 6

Tags

CCSS.6.EE.A.2C

A store sells plates for $5 each and mugs for $3 each.

The cost of plates and mugs is calculated with the equation

cost = 5x + 3y

where x is the number of plates and y is the number of mugs.

What is the cost of 9 plates and 10 mugs?

• $27

• $105

• $45

• $75

Tags

CCSS.HSA-SSE.A.1A

y = 2x² – 8

What is the value of y when x = 2.2 ?

• -6.32

• 0.8

• 1.68

• 11.36

Tags

CCSS.HSF.IF.A.2

Solve the following systems of equations using substitution:

5x - 2y = 3

y = 2x

• (6, 3)

• (1, 2)

• (3, 6)

• (2, 1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6