Combine the like terms and simplify :
4g2 - (-7g) + 19 + (-3g2) - (-9g) + 16 - 5 - (-g2)
Combining the like terms we get
=4g2+7g+19-3g2+9g+16-5+g2=4g2+g2-3g2+7g+9g+19+16-5=5g2-3g2+16g+35-5=2g2+16g+30
9m2n + 4mn - 3mn -10 + 3m2n - 16 + 8mn -2
-6m2 + (-2n2) - (-m2) + 7n2 + (-5m2) + 3n2
10t3 - 4t2 + (-7t) - (-t3) + 7t2 - (-7t) - (-15t2)
Combine the like terms and simplify
11p3 - (-3p2) + (-7p) - (-5p3) + (-p2) - (-11p)
Combine the like terms and simplify.
2p-3q-q+5p-4q+10p-3q