alaneagriffith12
alaneagriffith12
03-01-2017
Mathematics
contestada
Help please I don't get this
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PrincessNyla88
PrincessNyla88
03-01-2017
which one is it, 3 or 4
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apologiabiology
apologiabiology
03-01-2017
3.
y vaires directly as x means
y=kx
where k is a constant
given
y=8 and x=-6
8=-6k
divide both sides by -6
8/-6=k
-4/3=k
so
y=-1.33x
2nd option
4.
y=kx
y=mx+b
k would be the slope or rise/run
it rises 1 and travels 4 from (0,0) to (1,4)
slope or constant of variation is 1/4
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