johnmanuelmuniz johnmanuelmuniz
  • 14-09-2019
  • Mathematics
contestada

find the value of x and y. y=2x and 1.85x+3.7y=12.95

Respuesta :

morpintobean morpintobean
  • 19-09-2020

Answer:

x=1.4 y=2.8

Step-by-step explanation:

Lets substitute y with 2x. We get: 1.85x+7.4x=12.95.

Simplifying by combining x: 9.25x=12.95

Then you just divide 12.95 by 9.25: x=1.4

Now for y. We know why is 2x so we just have to multiply x by 2: y=2x, y=2.8.

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