Simplify.
#1
Simplify.
#2
Simplify.
#5
Solve system using Row Echelon
x=-5, y=4
Solve system using Cramer's Rule
x=1, y=-3
Solve system using inverses
x=2, y=1
Find Determinant
-55
simplify
#4
Solve system using inverses
x=1, y=0
Solve system using Cramer's Rule
x=-6, y=2
Solve system using Row Echelon
x=-1, y=3
Find Inverse
#11
Find Determinant
-6