Yellowjules
Yellowjules Yellowjules
  • 01-11-2018
  • Mathematics
contestada

What is the percent

What is the percent class=

Respuesta :

orange40
orange40 orange40
  • 01-11-2018

3.9/x=100/78

(3.9/x)*x=(100/78)*x - we multiply both sides of the equation by x

3.9=1.28205128205*x - we divide both sides of the equation by (1.28205128205) to get x

3.9/1.28205128205=x

3.042=x

x=3.042


now we have:

78% of 3.9=3.042

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