Respuesta :
Answer:
x = 34
Step-by-step explanation:
3(x+6)-x=86
3x+18-x =86
2x+18 =86
2x =68
x=34
(3x+18)-x=86
2x+18=86
subtract 18 from both sides you get
2x=68
divide both sides by 2
x = 34
2x+18=86
subtract 18 from both sides you get
2x=68
divide both sides by 2
x = 34