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y varies directly as x and y = 12 when x = 6. ​

Sagot :

Answer:

when you have a statement such as

"Suppose y varies directly with x "

you can write it as y = kx, where k is some constant.

In most cases you will be given one relations that let's you find the value of k, sure enough: x=12 and x=6

so 12 = k(6)

k = 2

then your equation will be y = 2x

Step-by-step explanation: