Question

the equation 9x+2y=8 describes a line and is written in standard form.
a) solve for variable y
b) use this result to find y with x=-2

Answer 1

9x + 2y = 8
-9x

2y = 8 -9x
--
2

y = 8 - 9x
------
2
y = 4 -9/2x

Answer 2

is that the answer

Answer 3

part of it yes. do you understand what i did to get y?

Answer 4

yes

Answer 5

great, now for the second part, all you have to do is put -2 where x is..

so..

y = 4 - 9/2(-2)

Answer 6

ok, finish

Answer 7

why don't you try it and tell me what you get and i will tell you if we got the same answer or not

Answer 8

yes i got the answer

Answer 9

what did you get?

Answer 10

y=4-9/2(-2)

Answer 11

... you have to actually do it. multipy, subtract, add, etc. until there is only one number that is equal to y

Answer 12

i'm blind

Answer 13

excuse me? are you speaking metaphorically?

Answer 14

i can type normal