jackieeee1
jackieeee1 jackieeee1
  • 28-01-2017
  • Mathematics
contestada

what is the given equation for x (3x-18=30)

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jmulero22
jmulero22 jmulero22
  • 28-01-2017
It has to be X=16 cause you pass the -18 to the other side which turns positive and you add it to 30 which equals 48 and 48 divided by 3 is 16 so X=16
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bcalle
bcalle bcalle
  • 28-01-2017
3x - 18 = 30
add 18 to both sides
3x = 48
divide 3 on both sides
x = 16
Answer Link

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