1. 9.4 Systems of Linear Equations
Matrices
(Day Three)
[Hand out to students the word problem we will do in class today]
James 5:16 "Therefore, confess your sins to one another and
pray for one another, that you may be healed. The prayer of a
righteous person has great power as it is working."

3. M: number of oz. of Mini Cal eaten
S: number of oz. of Slo Starve eaten
Q: number of oz. of Slim Quick eaten

4. M: number of oz. of Mini Cal eaten
S: number of oz. of Slo Starve eaten
Q: number of oz. of Slim Quick eaten
⎧25M + 75S + 10Q = 310
⎪
⎨8M + 15S + 2Q = 77
⎪130M + 100S + 70Q = 1520
⎩

5. M: number of oz. of Mini Cal eaten
S: number of oz. of Slo Starve eaten
Q: number of oz. of Slim Quick eaten
⎧25M + 75S + 10Q = 310
⎪
⎨8M + 15S + 2Q = 77
⎪130M + 100S + 70Q = 1520
⎩
Using rref( on calculator

6. M: number of oz. of Mini Cal eaten
S: number of oz. of Slo Starve eaten
Q: number of oz. of Slim Quick eaten
⎧25M + 75S + 10Q = 310
⎪
⎨8M + 15S + 2Q = 77
⎪130M + 100S + 70Q = 1520
⎩
Using rref( on calculator
( 5, 1, 11)

7. M: number of oz. of Mini Cal eaten
S: number of oz. of Slo Starve eaten
Q: number of oz. of Slim Quick eaten
⎧25M + 75S + 10Q = 310
⎪
⎨8M + 15S + 2Q = 77
⎪130M + 100S + 70Q = 1520
⎩
Using rref( on calculator
( 5, 1, 11)
5 oz. of Mini Cal
1 oz. of Slo Starve
11 oz. of Slim Quick

8. HW #9
All group members should strive to work
well together and collaborate!
Remember, no one can make you feel inferior without
your consent.
Eleanor Roosevelt