1013309 1013309
  • 08-02-2017
  • Mathematics
contestada

12 (5x-1) = 7x (2x +2)

Respuesta :

keiauz7
keiauz7 keiauz7
  • 08-02-2017
60x - 12 = 14x^2 + 14x

Subtract 60x & Combine

-12 = 14x^2+14x-60x
-12= 14x^2-46x
Add 12
0= 14x^2-46x-14
Answer Link
christinann062
christinann062 christinann062
  • 08-02-2017
12(5x-1)=7(2x+2)
Distribute 12 and 7

60x-12=14x+14
Add 12 to each side

60x=14x+26
Subtract 14x on each side

46x=26
Divide by 46 on each side

x=26/46 or x=13/23
Answer Link

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