Answer:
x=28+n
Step-by-step explanation:
So, the teacher is giving Jonathan papers so we know its addition.
28+n
So lets have x equal the amount of papers he has on his desk after the new papers are added.
x=28+n
Answer:
I am only a 7th grader so I will probably get this incorrect but I think the correct answer is A.
Step-by-step explanation:
Answer:
Angle ABD
Step-by-step explanation:
I think it is so because the angles are aligned already so you what has the same value.
Answer:

Step-by-step explanation:
<u>Step 1: Combine like terms</u>
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Answer: 
12 pieces i think sorry for the uncertainty