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Mathematics 16 Online
OpenStudy (anonymous):

Express the equation in slope-intercept form.

OpenStudy (anonymous):

OpenStudy (anonymous):

@freckles

OpenStudy (freckles):

we are looking at the equation 2x-8y=32 right?

OpenStudy (freckles):

ok we want to express that in y=mx+b form it looks like anyways we basically need to solve for y

OpenStudy (freckles):

so isolate -8y by first subtracting 2x on both sides

OpenStudy (freckles):

can you do that first step ?

OpenStudy (anonymous):

the first 2 steps are shown

OpenStudy (freckles):

they sorta are yes but they have a ? mark in there

OpenStudy (freckles):

so I was asking if you could subtract 2x on both sides and show me what you have after doing that

OpenStudy (anonymous):

im not realy sure cuz you cant subtract 2x when theres not even an x

OpenStudy (anonymous):

im sorry i suck at math so bare with me /.\

OpenStudy (freckles):

2x-8y=32 subtract 2x on both sides (2x-8y)-2x=32-2x 2x-8y-2x=-2x+32 Can you combine like terms on the left hand side?

OpenStudy (anonymous):

4x-8y=-2x+32????????

OpenStudy (freckles):

so you are saying 2-2 is 4?

OpenStudy (anonymous):

ok no its 0

OpenStudy (freckles):

2x-2x (2-2)x (0)x 0 so the equation should be -8y=-2x+32 agreed?

OpenStudy (anonymous):

yes agreed

OpenStudy (freckles):

now you are almost done solving for y

OpenStudy (freckles):

last step divide both sides by -8

OpenStudy (anonymous):

y=14x−4???

OpenStudy (freckles):

now sure why you side -2/-8 is 14 but I agree that 32/-8 is -4

OpenStudy (freckles):

not sure*

OpenStudy (freckles):

-8/-2=4 so -2/-8=1/4

OpenStudy (freckles):

did you mean to write 1/4 instead of 14?

OpenStudy (anonymous):

oops ya thats what i ment XD

OpenStudy (freckles):

\[y=\frac{1}{4}x-4\]

OpenStudy (freckles):

that looks good now

OpenStudy (anonymous):

i dont know how to make it look like that so i just type it but thank you for your help:) if i need help on another ill tag you in it if thats okay with you?:)

OpenStudy (freckles):

ok sounds fine

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