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WIR2 20B M251 V2
Finding the point where two lines in three-dimensional space intersect

WIR4 20B M251 V11
Using the method of Lagrange multipliers to find the extreme values of a function subject to a constraint

WIR7 20B M150 V15
Solving a linear system of equations using substitution

WIR7 20B M150 V16
Solving a linear system of equations using elimination

WIR7 20B M150 V17
Solving a linear system of equations

MATH 140 Exam 1 Review #9
Writing the augmented matrix for a system of linear equations

MATH 140 Exam 1 Review #10
Determining if given values are solutions to a system of linear equations

MATH 140 Exam 1 Review #12
Solving a system of linear equations without using technology

MATH 140 Exam 1 Review #13
Finding the solution to a system of linear equations by graphing
