How many millimeters are there in 7.89 meters? O 7,890 millimeters
O 78,900 millimeters
O 789 millimeters
O 789,000 millimeters

The first choice: 7,890 millimeters

Step-by-step explanation:

Remember that there are 100cm in a meter; there are 10mm in a centimeter.

100*10=1000

There are 1000 millimeters in a meter.

7.89*1000=7890

There are 7890 millimeters in 7.89 meters.

I hope this helps!!!

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.

1st integer x

2nd integer x+1

3rd integer x+2

4th integer x+3

x+x+1 +x+2+x+3 =74

combine like terms

4x+6 = 74

subtract 6 from each side

4x = 68

x = 17

the integers are 17,18,19,20