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Dammam Community College
MATH 011
Past Exam Questions
1.1 Linear Equations
1. The solution of the equation 4 x  3(4  5 x)  x  2( x  3) is equal to
Answer:
9
10
2. Classify the equation
2
3
12
as a contradiction, a conditional equation, or an

 2
x2 x2 x 4
identity.
Answer: a contradiction
3. Solve for x in the equation z  y 1 

Answer:
x
m
.
x
ym
zy
4. Solve for x in the equation y  b  m  x  a  .
Answer:
x
y  b  ma
m
5. Solve for z in the equation x  y   z  1 t .
Answer:
z
x yt
t
Dr. Al-Karkhy 1/Nov./2009
Page 1
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