Question

Which expressions are equivalent? Select Equivalent or Not equivalent for each pair of expressions. 3(a−b) and 3a−3b 2a(2+b) and 4ab

Answer 1

Equivalent Not equivalent

3(a+b) and 3a+b

Equivalent – 3 open parenthesis a plus b close parenthesis and 3 a plus b

Not equivalent – 3 open parenthesis a plus b close parenthesis and 3 a plus b

4(x+2y) and 8y+4x