Equivalent Expression

Which of the following is an EQUation?

• 10x + 3 = 4

• 10x + 7

• 17m

• The sum of t and 5 is 10

Which expression is equivalent to 3x + 6 ?

• 2x - x + 6

• x + x + x + 24

• x + x + x + 6

Which expression is equivalent to

3a² + 6a + 5a² - 4

• 14a²

• 14a - 4

• 8a² + 6a - 4

• 3a² + 11a

Which expression is equivalent to 6y + 22y + y?

• 28y + 1
• 29y
• 22y + 7
• 29

Which expression is equivalent to z - z² + 1?

• 2z + 1

• 2z² + 1

Which expression is equivalent to

15x + 10 - 6x - 1?

• 9x + 9

• 18x

• 15x - 3

• 9x + 11

Which of the follow is an EXpression?

• 10 times a number

• The quotient of 15 and a number is 3

• 15

• 5

• 7

• 2