Grade 7 Equivalent Expressions

Three students in math class are evaluating the expression below:

 

5(x - 4) + 2 + 4x

Who is correct?

• Freddo

• Pete

• Sally

• Pete and Sally

Tags

CCSS.6.EE.A.3

What is the perimeter of the figure?

• 3a + 20

• 4a + 20

• 3a + 4

• 4a + 12

Tags

CCSS.7.EE.A.1

Determine which of the following expression pairs are equivalent:

A) 4 + x + 3 + 2x and 10x

B) 5x + 3 and 5(x + 3)

C) 2x + y and y + 2x

• Expression A

• Expression B

• Expression C

• None of the pairs are equivalent

Tags

CCSS.6.EE.A.4

Tags

CCSS.6.EE.A.1

The value of one square is 2, what is the value of the triangle?

• 2

• 8

• 12

• 16

Tags

CCSS.6.EE.A.2C

Find the value of the expression when x = 4 and y = -5:

2x + 4y

• -12

• 6

• 26

• 28

Tags

CCSS.6.EE.A.2C

Which expression is equivalent to the expression below? w + w + w + y + y + y + y

• w³y⁴

• (wy)⁷

• 3w + 4y

• 7wy

Tags

CCSS.6.EE.A.4

Each day, you run on a treadmill for r minutes and lift weights for 15 minutes. Which expressions can you use to find how many minutes of exercise you do in 5 days?

• 5(r + 15)

• 5r + 5 ⋅ 15

• 5r + 15

• r (5 + 15)

Tags

CCSS.6.EE.B.6

What is the area of this rectangle?

• 8x + 8 units

• 8x + 64 units

• 8x + 8 units²

• 8x + 64 units²

Tags

CCSS.7.EE.A.1

Which expression is equivalent to the expression below?

2(6k + 4) - 4(2 + 2k - 1)

• 4k - 4

• 18 + 48k

• 4 + 4k

• 14k - 1

Tags

CCSS.6.EE.A.4