iabdurrahman126 iabdurrahman126

04-04-2019
Mathematics

contestada

y is directly proportional to X
When y = 30, x = 6
a) work out an equation connecting y and x.
b) Work out the value of y when x = 12

Respuesta :

starlipika starlipika

05-04-2019

y = kx

30 = 6k

k = 5

a) y = 5x

y = 5 × 12

b) y = 60

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