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literal equations

2006-08-16 06:35:44 · 10 answers · asked by kysha 1 in Science & Mathematics Mathematics

10 answers

Solving that equation for y

y=-12/ x-1

2006-08-16 06:42:47 · answer #1 · answered by MollyMAM 6 · 0 0

I believe that the y intercept should be 0. if you have a graphing calculator it would be easy to see but the equation should work out to be (step by step)

xy+5=y-7
xy-y=-12
y(x-1)=-12
y= -12/(x-1)

thats the answer in slope-intercept form. So the y-intercept should be zero but plug that final equation into a graphing calculator and check it.

2006-08-16 13:43:42 · answer #2 · answered by Anonymous · 0 0

y=12

2006-08-16 13:45:41 · answer #3 · answered by rmstone1s 1 · 0 0

its -5

2006-08-20 02:31:48 · answer #4 · answered by its me 3 · 0 0

xy + 5 = y - 7
xy - y = -7 -5
y (x-1) = -12 {undefined at x=1}

set x = 0

y(-1) = -12
y = 12

2006-08-16 13:49:58 · answer #5 · answered by Grant d 4 · 1 0

To get the y-intercept, set x = 0 and get y = 5


Doug

2006-08-16 13:45:15 · answer #6 · answered by doug_donaghue 7 · 0 1

I think it may be this....

xy+5= y-7

xy+12= y

x+12= 2 y

x+12= y
------
2

2006-08-16 13:46:15 · answer #7 · answered by chinniechinchin 2 · 0 2

this is not the equation for a line

2006-08-16 13:43:57 · answer #8 · answered by Char 7 · 0 1

to solve for y-intercept set x =0 and solve....

2006-08-16 13:44:03 · answer #9 · answered by honey 3 · 0 1

um, I forgot how to do these but lemme see... I think it's unsolvable, but I'm probably wrong. eh-hehe, I did these last year so now my brain is broken.

2006-08-16 13:41:46 · answer #10 · answered by Anonymous · 0 2

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