What must all equations have in them?

• an addition operation symbol

• a subtraction operation symbol

• an equal sign 

• a coefficient

Select all equations that match this tape diagram.

Select all equations that match this tape diagram.

Select all equations that match this tape diagram.

Complete the table for the following equation.

y = 2x + 1

a

b

c

d

g

h

i

j

1

(-1,-1)

(1,3)

(0,1)

(2,0)

5

3

-1

2

(2,5)

The table shows the x and y values for the equation

y = x - 6.

What is the missing number?

• 12

• 10

• 14

• 13

Fill in the missing value.

• -8

• 8

• 7

• 9

Complete the table and then use the points to graph the function.

What is the missing number?

• 12

• 10

• 14

• 13

Mathematical Equivalence

ON

Answer explanation

Where does the graph and the y-axis meet?