Question

二元一次方程组 9m-2n=3 4n+m=-12p-3q=13 -p+5=4q3m-2n=5 4m+2n=93x-5y=

Answer 1

n=-6/19 m=5/19q=-3/11 p=67/11m=11/7 n=-1/7x=3/2 y=-1/2x=9/44 y=-43/22x=-27 y=-103/3x=14/17 y=12/17x=a y=0