Answer:
airplane A
Step-by-step explanation:
The top question is B. 30, because you have to set 7y-30 equal to 4y+60 since both lengths are the same.
The student is correct. Due to the meaning of perimeter which is all sides added up to make a number total, it is possible for a square and a rectangle to have the same perimeter if the numbers add up.
Answer:
A. 8/7
Step-by-step explanation:
<h3>Step 1 </h3>
4/7 - (-4/7) --> 4/7 + 4/7
The two minutes turn into a plus, removing the bracket.
<h3>Step 2</h3>
4/7 + 4/7 = 8/7
Add the two fractions together.
Answer: 83.5
Step-by-step explanation:
