7 Grade Week 1 Review

Simplify the expression:
8(5 + w)

• 40 + w
• 40+8w
• 85 + 8w
• 13+8w

Simplify the expression
11(9 + d)

• 99 + d
• 20 + 9d
• 20 + d
• 99+11d

Find an equivalent expression for the given expression: 36x + 24

• 4(9x + 7)
• 4(9x + 8)
• 2(18x + 12)
• 12(3x + 3)

Which expression is equivalent to
v + v + v + v + v?

• 5v
• v⁵
• v + 5
• v5

The sum of -5 and +5 =

• 10

• 0

• -10

• 5

 $14-(-6)=$  

• -8

• 8

• -20

• 20

Marie and Nancy are scuba diving. Marie descends to a depth of 15 feet below sea level. Nancy descends to a depth of 22 feet below sea level. What is the difference in their depths?

• 13 ft

• 37 ft

• 7 ft

• -13 ft

• -7

Define "Positive Number"

• A number that is greater than 0

• A whole number

• When you add

• A positive or negative whole number

Use the number line to find the sum.
3 + (-12) =

• -9
• 9
• -15
• 15

Is the product of –8 • (–3)

positive or negative?

• negative

• positive

• both

• neither