Question

add or subtract as indicated. Write the answers in descending order, if possible.
(-2r-6r^4) + (-r^4-9r)

Answer 1

$<font color ="red">{hey mate hope it may help you Pls mark as brainliest mate <b><algerian >$
$<font color ="blue "><b><u>(-2r-6r^4)+(-r^4-9r) (-2r-6r^4-r^4-9r) (-2r-9r-6r^4-r^4) -11r-7r^4$