Yr 8 Algebra (AU - ACMNA 190-192)

• a

• b

• -6

• 3

• -3

• 51

• -51

Which list shows a set of like terms?

• 3a, ab, -5a

• 4mn, mn, 2nm

• 2cd, de, -7ce

• 5 x a x b x c

• -5 x a x a x b x c

• 5 x a x a x b x c

• -5 x a x b x c

• 2b

The expression 5m(3m + 2n -6) written in expanded form is:

• 2bc

• 6c

• 6bc

• 8ab

Write an expression for a number that is multiplied by 4 and then 3 is added to the result.

(Use the letter m to represent the unknown number. Do not leave spaces between the terms and operators)

Write an expression for subtracting 6 from a number and then multiplying the result by 2.

(Use the letter m to represent the unknown number. Do not leave spaces between the terms and operators)