jasiahisfab44 jasiahisfab44
  • 22-04-2020
  • Mathematics
contestada

solve for x 3(x + 4) = 21

Respuesta :

jacobajoseph01 jacobajoseph01
  • 22-04-2020

Answer:

x=3

Step-by-step explanation:

3+4=7

3x7=21

Answer Link
emmymill
emmymill emmymill
  • 22-04-2020

Answer:

x=3

Step-by-step explanation:

3(x+4) = 21

3x+12 = 21

3x+ 12 = 21

     -12 = + 12

3x = 9

3x = 9

[tex]\frac{3x}{3}[/tex] = [tex]\frac{9}{3}[/tex]

x = 3

Answer Link

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