LakeshiaShipp74 LakeshiaShipp74

25-03-2022
Mathematics

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Use the equation x = kyz to solve If x varies jointly with y and z, find x when: y = 18, z = 20 and the constant of joint variation is k - 3

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Аноним Аноним

25-03-2022

Answer:

-1080.

Step-by-step explanation:

I take it that k = -3, if so:-

x = -3yz

= (-3)*18*20

= -1080.

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