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If y varies directly as x, find the constant of variation if y = 12 when x = 1/3
A. 36
B. 4
C. 6
D. 12
 one year ago
 one year ago
If y varies directly as x, find the constant of variation if y = 12 when x = 1/3 A. 36 B. 4 C. 6 D. 12
 one year ago
 one year ago

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katlin95Best ResponseYou've already chosen the best response.1
@jim_thompson5910 a little confused on this?
 one year ago

jim_thompson5910Best ResponseYou've already chosen the best response.1
y = kx .. because "y varies directly as x" 12 = k*(1/3) ... plug in the given values solve for k
 one year ago

jim_thompson5910Best ResponseYou've already chosen the best response.1
you do NOT do 12*(1/3) or 12/3
 one year ago

jim_thompson5910Best ResponseYou've already chosen the best response.1
you have multiplication of 1/3 on the right side so you to undo this, you multiply both sides by 3
 one year ago
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