Question

(-5x^3+4)-(-8x^3) math makes no sense to me i need help does anybody know how to do this stuff?

Answer 1

HI!!

Answer 2

no one really knows

Answer 3

40x^6-40x^3

Answer 4

Thats your answer fan and medal and @ me for more help @cmnorris

Answer 5

but what you want to do is distribute the minus sign first
\[-5x^3+4+8x^3\] is how you start

Answer 6

then combine like terms

Answer 7

mister nuclear bird is giving many wrong answers today, beware

Answer 8

@IQ250 check your work, if you are interested in medals only, you should at least make sure your answer is correct

Answer 9

at first u r gona do this
-5x^2 = 25x
25x + 4 = 29

Answer 10

-8x^3 =

Answer 11

@IQ250

Answer 12

@misty1212

Answer 13

Yes -24X^3

Answer 14

(29x) - (512x) = 29x * -512x =

Answer 15

no I think first you need to squar the number. Thats wht my teacher told me

Answer 16

@IQ250

Answer 17

be quick

Answer 18

anyone reply in 5 minutes

Answer 19

u cannot square -5x^3

Answer 20

3x^3+4 is the answers