jniyahsmith130 jniyahsmith130
  • 16-05-2018
  • Mathematics
contestada

for the equation 3(7 + x) = 3x + k, which value of k will create an equation with no solutions
A. x
B. 3x
C.15
D.21

Respuesta :

12390 12390
  • 16-05-2018
3(7+x)= 3x+15
21+3x=3x+15
21-3x=-3x+15
21=15
not a solution so the answer is C. 15
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