kevinvelazquez82 kevinvelazquez82
  • 17-09-2020
  • Mathematics
contestada

Solve for x (3x+4)+2(3x+4)=117

Respuesta :

addy8769 addy8769
  • 17-09-2020

(3x+4)+2(3x+4)=117

= (3x+4)+(6x+8)=117

= 3x+4+6x+8=117

= 9x+12=117

= 9x = 117-12

= 9x = 105

= x =105 ÷ 9

= x = 11.6666666667

Hence,x = 11.6666666667

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