http://www.mathnstuff.com/math/algebra/qb/equ8.htm © 2001
- equ8. Write the "semiequation" and then the equation, and
- then the work necessary to solve the problem.
- What grade is needed on the last of 4 tests to earn a grade of 80 or
better if a student has grades of 90, 65, and 89?