Pre-Algebra Examples

$(t^{2} + 3 t^{3} - 3) + (2 t^{2} + 7 t - 2 t^{3})$

Step 1

Remove parentheses.

$t^{2} + 3 t^{3} - 3 + 2 t^{2} + 7 t - 2 t^{3}$

Step 2

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

$3 t^{2} + 3 t^{3} - 3 + 7 t - 2 t^{3}$

Step 3

Subtract $2 t^{3}$ from $3 t^{3}$ .

$3 t^{2} + t^{3} - 3 + 7 t$