Which expression is equivalent to 5(y + 3) + 9?

A) 5y + 15 + 9
B) 5y + 8 + 9
C) 5y + 3 + 9
D) 5y + 15 + 45

2 answers

Use the distributive property to move the 5 into the brackets...
that is
5xy + 5x3 + 9
...
5y +
the answer is A :)