Question

Simplify the following expression
x - 4y + 2z - 3x - 3y + 2z = ?

Answer 1

(x-3x)+(-4y-3y)+(2z+2z)
-2x-7y+4z

Answer 2

Bring the values with same integers together...
x-3x-4y-3y+2z+2z.

Answer 3

combine like terms

Answer 4

Now add/subtract.

Answer 5

-2x-7y+4z.

Answer 6

that was my answer but it said it was wrong

Answer 7

are you sure that is the answer?

Answer 8

yes

Answer 9

ok thank you

Answer 10

-2x-7y_4z looks fine.... maybe if you post a screenshot of the material, so we can see it

Answer 11

ok here is the full question:
Simplify the following expression
x - 4y + 2z - 3x - 3y + 2z = ? (4 points)

-2x + 7y + 4z
-2x -7y + 4z( this one was wrong)
-3x + 7y + 4z
-3y - 7z + 4z

Answer 12

the teacher just told me that it was her mistake and that the question was right. Sorry for wasting your time on this question and thank you again everybody that helped

Answer 13

your welcome:)