Respuesta :

Answer:

x+14=21 Add 14 to both sides of the equation. Subtract 14 from the left side of the equation. Add 14 to the left side and subtract 14 from the right side of the equation.

Step-by-step explanation:

Answer: x = 7

Step-by-step explanation:

U first subtract 14 from both sides

x + 14 - 14 = 21 - 14

And then u simplify

and get 7