arianahaines96 arianahaines96
  • 17-02-2022
  • Mathematics
contestada

If mln, solve for x.
(3x+9)(x+21)

If mln solve for x 3x9x21 class=

Respuesta :

blickenstaff4218 blickenstaff4218
  • 17-02-2022
(3x+9)+(x+21)=90
4x+30=90
4x=60
60/4=15
X=15
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