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If y varies directly as x and y =24 when x=6,what is value of the variation constant k​

Sagot :

Answer:

y=−30

Explanation:

the initial statement is y∝x

to convert to an equation multiply by k the constant

of variation

⇒y=kx

to find k use the given condition

y=−24 when x=8

y=kx⇒k=yx=−248=−3

equation is ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯∣∣∣22y=−3x22∣∣∣−−−−−−−−−−−−−−

when x=10 then

y=−3×10=−3

Answer:

144

Step-by-step explanation:

i hope it help

i'm not sure this