Question

please help I totaly forgot how to do this
solve xy+y+1=y for y

Answer 1

get all y terms on the right side...

Answer 2

i know i just forgot how to do that without making a mess of the equation

Answer 3

left*

Answer 4

\[xy+y+1=y\]\[xy+y\cancel{+1-1}-y=\cancel{y-y}-1\]\[xy+y-y=-1\]

Answer 5

can you do it from here?

Answer 6

y=-1/x

Answer 7

is that it?

Answer 8

yes

Answer 9

is this multiple choice or free response?

Answer 10

it doesn't seem complete to me...

Answer 11

it's free response

Answer 12

okay cool thanks

Answer 13

well if they give you two variables and ask for one, then it will end up being in terms of the other variable

Answer 14

but if you're not sure you can ask someone else :p

Answer 15

i just have a bad habit of starting a problem and thinking i've finished when i haven't

Answer 16

so i try to be super cautious of it

Answer 17

ah I see