y=mx+b, remember it and never forget it.
m stands for slope.
b stands for y inercept.
since the 9 is substituted for the m, that is the slope
and since the -3 is substituted in the b spot, that is the y intercept.
just remember those things and you will find this process sooo easy.
2007-10-08 10:31:02
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answer #1
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answered by SCREAM! 5
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This form is called the slope intercept form... and the value associated with the x is the slope... y = mx + b, m = slope and the b = the y-intercept... so 9 is the slope and the y-intercept is -3.
2007-10-08 16:26:29
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answer #2
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answered by Jonathan D 1
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dude,
all u gotta remember is da formular: y=mx + c
m is da gradient of da slope
and c is da value at which da slope intercepts
in this case y=9x-3 compare(y=mx + c)
m,your slope or gradient is 9,
meaning for ever 'y' u'll have an increase of 9 on da 'x' axis
example when x is 0 : y = -3
when x is 1 : y = 6
also y=9x-3 compare(y=mx + c)
c,your 'y' interCept is -3
just keep da linear equation in mind
2007-10-08 16:40:45
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answer #3
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answered by slylar 2
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It is just the negative 3. In a linear equation the term that does not have the x on it is the y intercept.
2007-10-08 16:23:21
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answer #4
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answered by Rocketman 6
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Use values:
x y
0 -3
3/9 0
1 6
2 15
3 24
For every x, the slope goes up by 9.
2007-10-08 16:24:37
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answer #5
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answered by Steve B 6
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