hagenscool
hagenscool hagenscool
  • 14-12-2016
  • Mathematics
contestada

how do you solve 21/4=1/2x+3x and whats the answer?

Respuesta :

Korianna
Korianna Korianna
  • 14-12-2016
Hi there!

To solve is pretty easy. First, simplify.

21/4=(1/2x+3x) -> Combine Like Terms
21/4=7/2x
FLIP
7/2x=21/4

Multiply both sides by 2/7.
(2/7)*(7/2x)=(2/7)*(21/4)
x = 2/3

Hope this helps!
Answer Link

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