Math Review: Algebra (One & Two Variable Equations)
Value of the Unknown in a Given One-Variable Equation
Expressing One Variable in Terms of a Second Variable in Two-Variable Equations
Finding the Value of the Unknown in a Given One Variable Equation
1. Solve 
for 
.
2. If 
, then 
3. If 
, what is the value of 
?
Answers:
1. -1
2. 450
3. -77
©2002, Last Updated:
June 15, 2007
El Centro College
Communications, Mathematics, Developmental Studies, and Teacher Preparation Division