Question

-10x+5y=20

Answer 1

you need to actually state the question. At the moment you have given us only an equation and not told us what you need to do with it.

Answer 2

-10x+5y=20

Answer 3

Slope in intercept

Answer 4

okay do you know how to isolate for y?

Answer 5

where slope is 2 and y intercept is 4.
slope = m
y intercept = b

Answer 6

Thanks tht help me a lot

Answer 7

no problem

Answer 8

I need help wit this one 16=8x-4y & 4x+6y=24

Answer 9

please post that as a new question, closing this one and try to follow the process that some_someone did above on your own. We can't help you on your test.

Answer 10

@whatisthequestion, agreed many users like literally post all their hw and / or test and they are all similar topics. They never go back to the question they asked previously where a user helped them strp by step.