thailinnsand thailinnsand

10-01-2019
Mathematics

contestada

What is the value of x in the equation 1/5x – 2/3y = 30, when y = 15?

A.4

B.8

C.80

D. 200

Respuesta :

jcherry99 jcherry99

10-01-2019

Answer:

D

Step-by-step explanation:

Providing it is written as 1 * x / 5 - 2*y / 3 = 30, it can be solved this way.

x/5 - 2*15/3 = 30

x/5 - 10 = 30

x/5 = 30 + 10

x/5 = 40

(x/5)*5 = 40*5

x = 200

Answer D

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