Question

Using distributive property find the answer of:
a) 3 + 6 + 9 + 12 + 15
(Remember to use distributive property)

Answer 1

Dear student,

$$\begin{gathered} 3+6+9+12+15 \\ =3+3*2+\hspace{0.17em}3*3+\hspace{0.17em}3*4+\hspace{0.17em}3*5 \\ =3(1+2+3+4+5)\hspace{0.17em} \\ =3*15 \\ =45 \end{gathered}$$

Regards