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CAPITULO VIII

Ecuaciones enteras de primer grado
Ejercicio 78
Resolver las ecuaciones:
  1. 5x =8x15 5x8x =15 3x =15 x = 3 x =5
  2. 4x+1 =2 4x =21 x = 1 4
  3. y5 =3y25 y3y =25+5 2y =20 y = 2 y =10
  4. 5x+6 =10x+5 5x10x =6+5 5x =1 x = 1 5
  5. 9y11 =10+12y 9y12y =10+11 3y =1 y = 1 3
  6. 216x =278x 6x+8x =2721 2x =6 x = 2 x =3
  7. 11x+5x1 =65x36 16x65x =36+1 49x =35 x = x = 5 7
  8. 8x4+3x =7x+x+14 11x8x =14+4 3x =18 x = 3 x =6
  9. 8x+912x =4x135x 4x+x =139 3x =22 x = 22 3
  10. 5y+6y81 =7y+102+65y 11y72y =102+81 61y =183 y = 61 y =3
  11. 16+7x5+x =11x3x 8x10x =311 2x =12 x = 2 x =7
  12. 3x+1014x33 =10816x100 x+68 =816x x+16x =868 15x =60 x = 15 x =4
  13. 1412x+39x18x =25660x657x 14+9x =256717x 9x+717x =25614 726x =242 x = 242 x = 1 3
  14. 8x15x30x51x =53x+31x172 88x =84x172 88x84x =172 172x =172 x = 172 172 x =1