Simplify (8t^4+6)+(9t^4-2t^3+6t^2-6)

$(8 t^{4} + 6) + (9 t^{4} - 2 t^{3} + 6 t^{2} - 6)$

Step 1

Remove parentheses.

$8 t^{4} + 6 + 9 t^{4} - 2 t^{3} + 6 t^{2} - 6$

Step 2

Combine the opposite terms in $8 t^{4} + 6 + 9 t^{4} - 2 t^{3} + 6 t^{2} - 6$ .

Subtract $6$ from $6$ .

$8 t^{4} + 9 t^{4} - 2 t^{3} + 6 t^{2} + 0$

Add $8 t^{4} + 9 t^{4} - 2 t^{3} + 6 t^{2}$ and $0$ .

$8 t^{4} + 9 t^{4} - 2 t^{3} + 6 t^{2}$

Step 3

Add $8 t^{4}$ and $9 t^{4}$ .

$17 t^{4} - 2 t^{3} + 6 t^{2}$