Question

How do I simplify: 2m/m-9 + 18/9-m?

Answer 1

HELP! D:

Answer 2

\[\frac{2m}{m-9} + \frac{18}{9-m}\]

Answer 3

yup.

Answer 4

then what happens? cos I know I have to do this:

9-m = --9+-m
= -(-9 + m)
= - (m-9)

Answer 5

common denominator
Multiply -1 at top and bottom of the first fraction

Answer 6

I multiply -1 because I have a -1 on my -(m-9(?

Answer 7

\[\frac{-2m}{9-m} +\frac{18}{9-m}\]

Answer 8

factor 2 from -2m + 18
2(-m + 9)/ (9-m)
answer is 2

Answer 9

what did you do?

Answer 10

\[\frac{-2m+18}{9-m}\]

Answer 11

and you factor -2m + 18?

Answer 12

\[\frac{2(9-m)}{9-m}\]

Answer 13

yeah factor the two

Answer 14

ohhh, okay. thank you!