Analytic Geometry

Which of the following represent a partial variation between the variables $x$`x` and $y$`y`? Select all that apply.

Select all that apply.

$y=\frac{3x}{5}$`y`=3`x`5

A

$y=x$`y`=`x`

B

$y=12+7x$`y`=12+7`x`

C

$y=2x+4$`y`=2`x`+4

D

$y=\frac{3x}{5}$`y`=3`x`5

A

$y=x$`y`=`x`

B

$y=12+7x$`y`=12+7`x`

C

$y=2x+4$`y`=2`x`+4

D

Easy

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Compare the properties of direct variation and partial variation in applications, and identify the initial value