Seudónimo Seudónimo
  • 12-01-2017
  • Mathematics
contestada

explain how you know that the equations 1/4=2x and 1/4/x=2have the same solution

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MissPhiladelphia
MissPhiladelphia MissPhiladelphia
  • 19-01-2017

the equations 1/4=2x and 1/4/x=2have the same solution

because 1 / 4/ x = 2 can be simplified to

1 / 4 = 2x which is the same with the first equation

Solve for x = 1/8

Then substitute it to the both equation

¼ = 2 ( ¼)

¼ = ¼

2nd equation

1/ 4 /( 1/8) = 2

2 =2

 

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