Question

Find the difference.

4d2e - d2e

Answer 1

that would be 3d2e

Answer 2

because of alike terms we can subtract.

Answer 3

okay thanks! but do you think you can explain what to do?

Answer 4

yes, let us take take this for example 2x-x what would you do here?

Answer 5

recall since the x doesn't have a

Answer 6

a number the x is 1

Answer 7

soo 2x-1x?

Answer 8

so you have 1x

Answer 9

opps that is 2x-1x= 1x

Answer 10

so just subtract??

Answer 11

yes

Answer 12

okayy! thanks.

Answer 13

only if they have a like terms like x or y's something the same. don't try to this if there is x and z and y have you can not subtract

Answer 14

6rs -2rs like terms?

Answer 15

yes, because they both rs so therefor you can subtract

Answer 16

so the answer should be 4rs

Answer 17

i was boutta put that... lol

Answer 18

no problem

Answer 19

!:)

Answer 20

any other questions

Answer 21

4ab2 - 3ab2 =1?

Answer 22

4ab2-3ab2=1ab2 not just one

Answer 23

don't forget when you add y's or x the answer still has the terms in it.

Answer 24

so because in this we have 4ab2-3ab2= 1ab2 not just 1 otherwise the answer iswrong

Answer 25

okay

Answer 26

thast not a option

Answer 27

??

Answer 28

1ab2 is not a answer

Answer 29

opps my mistake it's just one in this case sorry..

Answer 30

that is right because the term when subtracted go to zero so therefor it's just one

Answer 31

so im right ?

Answer 32

yes in this case , again sorry for the typo though

Answer 33

its cool

Answer 34

3x2y - x2y

Answer 35

okay what do we know about this problem? we have 3x2y-x2y= these are a like terms you tell me

Answer 36

and no the terms aren't there still , that was my mistake there..

Answer 37

so it should be 2

Answer 38

you get it?

Answer 39

yeah sorry! to busy on youtube @godorovg

Answer 40

5wx2 - 2wx2=

3wx2 @godorovg ????/

Answer 41

it should be 3