chrisi906
chrisi906 chrisi906
  • 13-03-2017
  • Mathematics
contestada

A set of numbers is shown below:

{1.8, 3.8, 5.4, 8.4, 13.2}

The number __ from the set will make the equation x + 4 = 7.8 true.



Respuesta :

sdmatera
sdmatera sdmatera
  • 13-03-2017
All we need to do in solve for x in the given equation
x+4=7.8
x=3.8 (subtract 4 from both sides)

Therefore, the only value that will make the equation true is 3.8

Hope this helps
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