Answer:
The sentence is perfectly correct.
Explanation:
It's actually a complex sentence (a dependent clause + an independent clause) connected with the appropriate punctuation.
Primary source for # 3 because you find direct results
Secondary source for #4 because you find data from a source that collected data from other sources
A, a primary source is a source that is biased during the fact, someone who experienced or lived through the event
8y + 4y = 44
Collect like terms (the y-terms on the left side of the equation).
8y + 4y = 12y
The equation becomes
12y = 44
To isolate y, divide both sides by 12.
12y/12 = 44/12
y = 
or 
Answer:
y = or
