A.
Mice are small and kilograms are for much larger objects. The other two measurements are for liquids.
Answer:
the system has no solutions
Step-by-step explanation:
substract both equations and the result will be:
y - y = x - x + 2 + 1
0 = 3 is incompatible, so, no solution
Answer:
Option A.
Step-by-step explanation:
It is given that a sponsored link was delivered 100 times and 10 people clicked on it.
Number of impressions = 100
Number of clicks = 10
The formula for click-through-rate (CTR) is



The click-through-rate (CTR) would be 10%. Therefore, the correct option is A.
Answer: x=-4
Step-by-step explanation:
1. Simplify:
-(x-1)=5 => -x+1=5
Isolate x:
-x=5-1 => -x=4 => x=-4