Respuesta :

Here,

2(d - 10) = 18

d = ?

Now,

2(d - 10) = 18

or, 2d - 20 = 18

or, 2d = 18 + 20

or, 2d = 38

d = 19

I hope it's help you...

Thanks

Step-by-step explanation:

[tex]2(d - 10) = 18 \\ 2d - 20 = 18 \\ 2d = 38 \\ d = \frac{38}{2} \\ d = 19 \\ thank \: you[/tex]