jenniijhbb jenniijhbb
  • 14-05-2020
  • Mathematics
contestada

does anyone know this ?

does anyone know this class=

Respuesta :

haynay20 haynay20
  • 14-05-2020

Answer:

Equation: 12 + 3x = 30

Solution: x = 6

Step-by-step explanation:

12 + 3x = 30

X stands for how many hours she rented it for. You want to solve for x, so get x by itself.

12 + 3x = 30

-12           -12

---------------------

3x = 18

Divide both sides by 3

3/3x = 18/3

x = 6

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