A combination lock has 3 digits, each of which can be any number between 0 and 9. How many possible lock combinations are there?​

1000

10x10x10= 1000

1000

Step-by-step explanation:

10 x 10 x 10 = 1000  (each number can be repeated on every digit)

answer: 2x + 2 − 2 = 10 − 2; subtraction property of equality

step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it