The distance between cleveland, ohio, and st. louis, missouri, is 3 miles less than 2 times the distance between st. louis and chicago, illinois. let d be the distance between st. louis and chicago. which expression can you use to represent the distance between cleveland and st. louis?

Step-by-step explanation:

Let 'D' be the distance between Cleveland and St. Louis.

Given:

'd' is the distance between St. Louis and Chicago.

The distance between Cleveland and St. Louis is 3 miles less than 2 times the distance between St. Louis and Chicago. This means,

The distance 'D' is 3 miles less than 2 times the distance 'd'.

Now, framing in equation form we get:

2 times 'd' means multiplying 2 to 'd'. This gives

Now, 3 miles less than means subtracting 3 from . This gives,

Therefore, the distance between Cleveland and St. Louis is given as:

linear pair postulates