alondra314 alondra314
  • 30-10-2018
  • Mathematics
contestada

7x-8=4+3x please explain thank you

Respuesta :

sid071
sid071 sid071
  • 30-10-2018

Hey there!!

Given:

... 7x-8=4+3x

... 4x-8=4

... 4x=12

... x=12/4

...x=3

Hence, the required answer is 3.

Hope it helps!

Answer Link
devin258
devin258 devin258
  • 30-10-2018

[tex]7x - 8 = 4 + 3x \\ 4x = 12 \\ x = 3[/tex]
First, Add 8 on both sides and then subtract 3x on both sides
Then divided both sides by 4
Answer Link

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