Question

Use either the commutative property or combine like terms to create an equivalent expression

from the expression 9(2j + 5j).

Answer 1

Okay so first you would want to mutiply 9 and 2 which gets you 18j the multiply 9 and 5 which gets you 45j then add like terms which in this case is 45j and 18j that will get you 63j and that’s your answer.

Answer 2

9(7j)/63j

Explanation:

9(2j+5j)

= 9(7j)

= 63j