Solve for a positive value of x.

log, base, 10, left bracket, 1000, right bracket, equals, x
log
10

(1000)=x

The equation can be rewritten as:

10^x = 1000

Since 1000 is equal to 10^3, we have:

10^x = 10^3

Therefore, x = 3.

So the positive value of x that solves the equation is 3.