For this case, the first thing we must do is define variables.
We have then:
x: number of pens
y: number of pencils
We now write the system of inequations:
The solution to the system of inequations is given by the shaded region.
Note: see attached image.
Answer:
It is the first and the last three.
It would be B. because the rise over run is 31.25 over 5 which is divided to 6.25 which is rounded to 6.3
Answer:
The symbol ⊥ means is perpendicular to
Step-by-step explanation:
(brainliest)