eppysk69 eppysk69
  • 06-02-2020
  • Mathematics
contestada

How many solutions does this equation have?
(15x + 21) / 3
= 5x + 7

Respuesta :

nadiashalabi
nadiashalabi nadiashalabi
  • 06-02-2020

Answer:

3*(5*x-7)-(15*x-21)=0

Step-by-step explanation:

3 • (5x - 7) -  (15x - 21)  = 0

Step  2  :

Equation at the end of step  2  :

 0  = 0

Step  3  :

Equations which are always true :

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