This is an Equation Solver First u Enter the number of variables, then Enter the Equations. the Project descriptiopn is in the PDF file. Here is some Examples:
Examples:
6
abc+def-2hi+j+3k=4
2abc-def+hi+2j+k-3mn=20-0.25
abc+4hi+3def-3hi-j+2k+mn=-15
5abc+2def-hi-j+12mn+2k+mn=-3
-3abc-def+3j+k+3mn=-12
12+4abc+3def+hi-6j-5k-3mn=-19
num_vars
6
equation 2
2abc-1def+1hi+2j+1k-3mn=19.75
column abc
1
2
1
5
-3
4
add 1 3
2abc+4def-1hi+5k+1mn=-11
subtract 1 3
-2def-3hi+2j+1k-1mn=19
substitute abc 1 3
-2def-3hi+2j+1k-1mn=19
D
1 1 -2 1 3 0
2 -1 1 2 1 -3
1 3 1 -1 2 1
5 2 -1 -1 2 13
-3 -1 0 3 1 3
4 3 1 -6 -5 -3
D abc
4 1 -2 1 3 0
19.75 -1 1 2 1 -3
-15 3 1 -1 2 1
-3 2 -1 -1 2 13
-12 -1 0 3 1 3
-31 3 1 -6 -5 -3
D_value
5216
solve
abc is: 2.8587
def is: -16.7458
hi is: 2.4768
j is: -9.36618
k is: 10.7356
mn is: -0.935583