1.75 hours, add them up and divide by two and you get your answer
Answer: The number of rolls of paper is
.
Step-by-step explanation: Given that Andy is hanging wallpaper in his kitchen. 6 rolls of wallpaper is used to cover
of the walls.
We are to find the number of rolls of paper used per wall.
We will be using unitary method to solve the given problem.
We have,

Now, number of rolls used to cover
of the walls = 6.
Therefore, number of rolls used to cover 1 wall is given by

Thus,
rolls of paper used per wall.
Answer:
Khan Academy does a great job explaining in their videos titled Graphing Linear Equations. They also offer pracice with explinations and quizez on it.
Step-by-step explanation:
top middle, square, and right triangle. to find perimeter you simply add all of the side lengths :)