Respuesta :

luana
[tex]x-number\\\\8x+3=19\ \ \ \ \ \ \ |subtract\ 3\\\\8x=19-3\\\\8x=16\ \ \ \ \ \ \ |:8\\\\x=2[/tex]
kittymaniac
We'll call the unknown number "n."

Three more than (8 times a number) is equal to 19
3 more than (8 times a number) = 19
3 + (8 times a number) = 19
3 + (8 * n) = 19

Now, we solve:
3 + 8n = 19
3 + 8n - 3 = 19 - 3
8n = 16
8n /8 = 16 /8
n = 2

Hope this helps! :)