lilknowah
lilknowah lilknowah
  • 25-10-2016
  • Mathematics
contestada

If (x, 3.4) is a solution to the equation 3x – 5y = 55, what is the approximate value of x?

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jaisyjaison16
jaisyjaison16 jaisyjaison16
  • 25-10-2016
the answer is 5(11+y)/3
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apologiabiology
apologiabiology apologiabiology
  • 25-10-2016
(x,y)
plug i 3.4 for y


3x-5(3.4)=55
3x-17=55
add 17 both sides
3x=72
divide both sides by 3
x=24

x=24
(24,3.4)
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