Answer:
1 and 4 are punctuated correctly
Answer:
Ten end-of course exams were failed by ninth graders this year, a first for
Lollapalooza High.
Answer:The action of working with someone to produce or create something.
Explanation:
Me and my friend had an idea to collaborate with each other to make a awesome you-tube video.
Answer:
treating serious issues with deliberately inappropriate humor; flippant
Explanation:
What are context clues? Context clues are hints that an author gives to help define a difficult or unusual word within a book. The clue may appear within the same sentence as the word to which it refers or it may follow in the next sentence. Explanation: Context clues are hints that an auth
Answer:
The answer is below
Explanation:
A Three step equation is an equation that takes three steps to solve, this means that you have to perform three operations before it can be solved. It is usually in the form:

Given a two step equation (i.e it takes two steps to solve), in the form of px + q = r. To make it a three step equation, they are two methods:
1) Multiply it by a constant so it would be in the form:
a(px + q) = r
2) Divide it by a constant so it would be in the form:

An example is 2(3x - 5) = 2(19) of (3x - 5)/2 = 19/2