Respuesta :
To solve this equation follow these steps:
2x+13=40
subtract 13 from both sides
2x=27
divide by 2 on both sides
x=13.5
No, x does not = 7
2x+13=40
subtract 13 from both sides
2x=27
divide by 2 on both sides
x=13.5
No, x does not = 7