Question

Find the sum of 6 − 5x − x3 and 3 − 2x2 − 8x3

Answer 1

when i work out the problem i get -2x for the first. and the second i get -25x. but do you have to figure out what x is??

Answer 2

rewrite your problem using the equation button or * for multiplication and ^ for power.

Answer 3

is this the question \[(6-5x-x ^{3})+(3-2x ^{2}-8x ^{3)}\]

Answer 4

Yes

Answer 5

group all the like terms and you'll get the simplified expression.

Answer 6

I'm still stuck

Answer 7

\[6+3-5x-2x ^{2}(-x ^{3}-8x ^{3})\rightarrow -9x ^{3}\]