Simplify (7t^2+9)+(6t^2+8)

$(7 t^{2} + 9) + (6 t^{2} + 8)$

Step 1

Remove parentheses.

$7 t^{2} + 9 + 6 t^{2} + 8$

Step 2

Add $7 t^{2}$ and $6 t^{2}$ .

$13 t^{2} + 9 + 8$

Step 3

Add $9$ and $8$ .

$13 t^{2} + 17$