4x+9y=1 4 9 1
7x-8y=-9 7 -8 -9
MINVERSA
0.0842105 0.0947368421053
0.0736842 -0.0421052631579 x + 5y = 10
MMULT -0.77 X 2x + y = 4
0.45 Y
2(3x+4y=15) 6X+8Y=30
4x-3y=2 4 -3 2 x/3+y/5=7 3 5
2x+y/3=1 2 3 1 x/3-y/4=-1 3 -4
0.16667 0.1666667 0.148148148148148 0.185185185185185
-0.11111 0.2222222 0.111111111111111 -0.111111111111111
0.5 X 0.85
0 Y 0.888888888888889
C) -6 -15
6 8
0.19047619047619 0.357142857142857
-0.142857142857143 -0.142857142857143
20
-12
a) x – 3y =2
b) 3x – y = 1
c) -3(2x + 5y =17) c) -6X -15y = 51
