Equivalent Expressions

What does the term 'equivalent' mean in mathematics?

• Being opposites

• Being undefined

• Having the same value

• Having the same shape

What is the equivalent expression of 4 ( x +2)

Which of the following is NOT a characteristic of a mathematical expression?

• It contains numbers and operators.

• It can include variables.

• It represents a single value.

• It always has an equal sign.

What does the term 'equivalent' mean in mathematics?

• Being opposites

• Being undefined

• Having the same value

• Having the same shape

Which of the following is NOT a characteristic of a mathematical expression?

• It contains numbers and operators.

• It can include variables.

• It represents a single value.

• It always has an equal sign.

What is the equivalent expression of 4 ( x +2)

If y = 3, which of the following pairs of expressions are equivalent?

• y + y and 3 * y

• y * y and y + y + y

• y + y and y * y

• y + y + y and 3 * y

What is the simplified value of the expression 3 * (x + 2) when x = 4?

• 6

• 24

• 18

• 12

If y = 3, which of the following pairs of expressions are equivalent?

• y + y and 3 * y

• y * y and y + y + y

• y + y and y * y

• y + y + y and 3 * y

What is the simplified value of the expression 3 * (x + 2) when x = 4?

• 6

• 24

• 18

• 12