Question

Find the values of x, y and z

-x + y = 1
3x + 2y = 0
-2x - y = 0

Answer 1

-x +y =1
y=1+x
3x+2y=0
sub y value in the above equation
3x+2(1+x)= 0
3x+2+2x=0
5x=-2
▪️x=-2/5
-2x-y=0
sub X value in above equation
-2(-2/5)-y=0
4/5-y=0
-y=-4/5
▪️y=4/5


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