Question

A student is attempting to simplify the expression given below. Sample mathematical work is shown. Which statement best applies to the sample mathematical work?

Given , I first apply the distributive property, which yields the expression 2x + y – x – xy. I can then collect like terms: since 2x – x = x, I have the expression y + x – xy as my final answer.
A.
The student failed to properly apply the distributive property.
B.
The student collected two or more terms that were not like terms.
C.
The student failed to collect all like terms.
D.
The mathematical wo

Answer 1

what was the initail equation??

Answer 2

media.education2020.com/evresources/2003-01-05-00-00_files/i0320000.jpg

Answer 3

what was at start ...we need to know that what was the first statement

Answer 4

Right there sir

Answer 5

plzz upload again bro

Answer 6

ok lol sec

Answer 7

loll no need to say sir ..

Answer 8

http://media.education2020.com/evresources/2003-01-05-00-00_files/i0320000.jpg

Answer 9

lol my bad

Answer 10

what??? wrong pic??

Answer 11

Just trying to be polite as possible :) & what? :o what do you mean? :( that was the given

Answer 12

You there man? :/

Answer 13

hahah...u r polite lol....look initial there is just x in the bracket

Answer 14

and y

Answer 15

2*(x+y)
distribute it n tellme what u got ??

Answer 16

@busiedhat

Answer 17

hey plzz reply

Answer 18

Is it a? because he didnt distribute properly with the 2? and sorry i was trying to analyze the equation throughly before i answered :P

Answer 19

yeah he left y there ..didnot multiplied with 2 ...thatz why i asked you to distribute ..u got it yourself without any help loll

Answer 20

Lol thanks for leading me towards the answer though xD You were a big help :P