1.
Rewrite 16 × 0.4 + 16 × 10 using the distributive property.
A.
16 + (0.4 × 10)
B.
16 + (0.4 + 10)
C.
16(0.4 + 10)
D.
16(0.4 × 10)
Hint
2.
What is another way to write (6 + 7)
x
?
A.
6 + 7(
x
)
B.
6(
x
) + 7
C.
6(
x
) × 7(
x
)
D.
6(
x
) + 7(
x
)
Hint
3.
Find two ways to write the rule for the table.
A.
3(
x
+ 4), 3
x
+ 12
B.
3(
x
+ 4), 3
x
+ 15
C.
3(
x
+ 12), 3
x
+ 36
D.
15
x
Hint
4.
Use the clues on the dot diagram to find the unknown values.
A.
a
= 5,
b
= 17
B.
a
= 3,
b
= 15
C.
a
= 1,
b
= 11
D.
a
= 10,
b
= 22
Hint
5.
Rewrite 4
x
+ 48 by inserting parentheses.
A.
x
(4 + 12)
B.
(4
x
+ 12)
C.
12(4
x
+ 4)
D.
4(
x
+ 12)
Hint