I think you forgot the picture…
<h3>hello!</h3>
5x-9 means
9 less than the product of a number and 5
5 times x minus 9
the product of 5 and a number minus 9
<h3>note:-</h3>
Hope everything is clear; if you need any clarification/explanation, kindly let me know, and I will comment and/or edit my answer :)
270 miles be 90+90+90 equals 270 and thats the answer
If she can read ten words in a second, and you want to know how many she can read in 60 seconds, you would multiply 10x60 to get 600
Chandra can read 600 words in 60 seconds