Question

Rezolvati ecuatia: 7-1/3-x=3x1/7

Answer 1

7-1:3-x=3x1:7=>
=>x=3x1:7-7+1x3=>
=>x=3:7-7+3=>
=>x=3:7-5=>
=>x=3 supra 7 - 5 supra 1 (Amplifici pe 5 supra 1 cu 7) =>
=>x=3 supra 7- 35 supra 7 =>
=>x= -32 supra 7!