Question

WILL MEDAL @REBECCA1588
Variable y varies directly with variable x, and y = 4 when x = 7.

What is the value of x when y = 12?

_______

Answer 1

@Gabylovesyou @Secret-Ninja @Bookworm14 @YoungStudier @Wendy.Ivette11714 @lillylilly1126 @Lydia4goals @mathmale @goldengoodgirl

Answer 2

@KendrickLamar2014 @Kidneedshelp

Answer 3

What do you think it is?

Answer 4

I REALLY DONT KNO HOLD ON

Answer 5

Ok

Answer 6

336 I THINK

Answer 7

@superman38

Answer 8

@ParthKohli

Answer 9

@KendrickLamar2014

Answer 10

U DONT KNO

Answer 11

:O no. I'm not that good with math sorry

Answer 12

@Elsa213

Answer 13

XD

Answer 14

:P

Answer 15

can somebody answer

Answer 16

@edwen120

Answer 17

@winsteria

Answer 18

@els

Answer 19

@Elsa213

Answer 20

@Why_Study_Alone @SamsungFanBoy @Qwertty123 @Askonna_meow @gabbyalicorn @TrojanPoem

Answer 21

@TrojanPoem

Answer 22

\[y \alpha x\]
\[y = const.x\]

\[\frac{ y_{1} }{ y_{2} } = \frac{ x_{1} }{ x_{2} }\]

\[\frac{ 4 }{ 12 } = \frac{ 7 }{ x_{2} }\]

\[x_{2} = \frac{ 12 . 7 }{ 4 }\]

x = 21

Answer 23

21

Answer 24

You can also do it directly

y got 3 times and it varies with x so x = 3x1

Answer 25

Yep.

Answer 26

thanks

Answer 27

Any time.