Answer:18x+5
Step-by-step explanation:
When one (not two!) of them is negative:
for example the product of -1 and 6 is -6, which is less than both factors.
It's equal to both factors when they're both 1:
1 x 1=1
Answer:
The expression that calculates the speed in meters per second of an object that travels a distance of 100 m every 20 s is 
Step-by-step explanation:
We are given:
Distance = 100 m
Time = 20 s
We need to find:
Speed
The formula used is: 
Putting values and finding the expression

So, the expression that calculates the speed in meters per second of an object that travels a distance of 100 m every 20 s is 
<em>Note: Kindly recheck your options, As option B is not written correctly.</em>