A alysha230893 May 2010 28 0 May 24, 2010 #1 gradient -1 passing through (3,5) and (y,8) what is the y value
mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist May 24, 2010 #2 alysha230893 said: gradient -1 passing through (3,5) and (y,8) what is the y value Click to expand... \(\displaystyle -1 = \frac{8 - 5}{y - 3}\). Solve for y. Reactions: HallsofIvy
alysha230893 said: gradient -1 passing through (3,5) and (y,8) what is the y value Click to expand... \(\displaystyle -1 = \frac{8 - 5}{y - 3}\). Solve for y.
mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist May 24, 2010 #4 alysha230893 said: would the answer then be 3 - = 1 3 Click to expand... Where is your value of y?
H HallsofIvy MHF Helper Apr 2005 20,249 7,909 May 24, 2010 #6 Then go through it step by step. You want to solve \(\displaystyle -1= \frac{8- 5}{y- 3}\). What is the first thing you would do? Reactions: mr fantastic
Then go through it step by step. You want to solve \(\displaystyle -1= \frac{8- 5}{y- 3}\). What is the first thing you would do?
H HallsofIvy MHF Helper Apr 2005 20,249 7,909 May 24, 2010 #8 alysha230893 said: 8-5 =3 y-3=3 Click to expand... If you don't know what y is, how do you know that y- 3= 3? Are you saying that y= 6? Why? 3 divide 3 = 1 Click to expand... So this is obviously wrong because it is supposed to be -1! Solve \(\displaystyle \frac{3}{y- 3}= -1\) What would be your first step.
alysha230893 said: 8-5 =3 y-3=3 Click to expand... If you don't know what y is, how do you know that y- 3= 3? Are you saying that y= 6? Why? 3 divide 3 = 1 Click to expand... So this is obviously wrong because it is supposed to be -1! Solve \(\displaystyle \frac{3}{y- 3}= -1\) What would be your first step.