3 years ago

The point (4, 12) is an ordered pair in a proportional relationship. What equation represents this relationship?

Mathematics

1 answer:

stira [4]3 years ago

3 0

Answer:

$from \: the \: question \\ y =k x - - - (i)\\ where \: k \: is \: the \: constant \: of \: proportionality \\ for \: the \: point \: given \\ y = 12 \: and \: x = 4 \\ from \: (i) \\ 12 = (k \times 4) \\ k = \frac{12}{4} \\ k = 3 \\ substitute \: for \: k \: in \: (i) \\ y = 3x$

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