Algebra Examples

$3 + 6 + 9 + 12 + 15$ ; $n = 1$

Step 1

Replace the variable $n$ with $1$ in the expression.

$3 + 6 + 9 + 12 + 15$

Step 2

Add $3$ and $6$ .

$9 + 9 + 12 + 15$

Step 3

Add $9$ and $9$ .

$18 + 12 + 15$

Step 4

Add $18$ and $12$ .

$30 + 15$

Step 5

Add $30$ and $15$ .

$45$