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11-12-2019
Mathematics

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If y=20 when x=8, whats the value of x when y=-2

Respuesta :

Yang100 Yang100

13-12-2019

Answer:

x=-4/5

Step-by-step explanation:

8/20=x/-2

simplify 8/20 into 2/5

2/5=x/-2

cross product

5*x=-2*2

5x=-4

x=-4/5

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