Equivalent Expressions Polynomials

Which expression is equivalent to 5t+5t?

• t + 10

• 9t

• 10t

• t

Are the two expressions 6(2a+b) and 12a+6b equivalent?

• Yes

• No

Which of the following expressions is equivalent to 3x- 20

• 4 (x - 7) - 1

• 7 + 3 (x + 9)

• 3 (x - 7) - 1

• 8 + 6 (x + 2)

Which of the following expression is equivalent to 3x + 5y + 2x + 5?

• 6 (2x + 2y + 1)

• 5x + 3

• 2.5 (2x + 2y + 1)

• 5 (x + y + 1)

Which expression is equivalent to 9z+6z?

• 14z

• 15z

• z + 15

• z - 15

Are the two expressions 2x+3y and 2y+3x equivalent?

• Yes

• No

Which expression is equivalent to 3(9u)?

• u + 27

• u + 12

• 27u

• 9u + 3

Which expression is equivalent to 3h+4h?

• 7h

• 8h

• 7+h

• 8+h

Which expression is equivalent to 8(3w)?

• 3w + 8

• 24w

• w + 11

• w + 24

Which of the following expression is equivalent to 10x - 2?

• 1 (x - 2)

• 10 (x - 1)

• 2 (5x - 2)

• 5 (2x - 2/5)