Math 012 Midterm Exam
Summer 2018
Professor: Dr. Mary Dereshiwsky
The exam is worth 100 points.
There are 15 questions.
Your score on the exam will be
converted to a percentage and posted in your assignment folder with comments.
This exam is
open book
and
open notes
, and you may take as long as you like on it
provided that you submit the exam no later than the due date posted in our course schedule
of the syllabus.
You may refer to your textbook, notes, and online classroom materials,
but
you may not consult anyone
.
You must show all of your work to receive full credit.
If a problem does not seem to require
work, write a sentence or two to justify your answer.
Please type your work in your copy of the exam, or if you prefer, create a document
containing your work.
Scanned work is also acceptable.
Be sure to include your name in the
document.
Review instructions for submitting your exam in the Exams Module.
If you have any questions, please contact me by e-mail (
[email protected]
).
Please remember to show all work on every problem.
1)
Solve the equation using the methods discussed in Chapter 1 of our text.
If the equation has a
unique solution, please show the complete check of your answer.
4
2)
Solve the equation using the methods discussed in Chapter 1 of our text.
If the equation has a unique

solution, please show the complete check of your answer.

Math 012
Midterm Exam
Page 2
5
x
−
30
=
7
x
−
30
−
2
x
=
0
−
2
x
−
2
x
=
0
−
2
x
x
=
0
ˇ
¿
6
(
0
−
5
)
+
0
=
7
(
0
−
6
)
+
12
6
∙
−
5
=
7
∙
−
6
+
12
−
30
=−
30
correct