solve the equation5x+y+(z/20)=100x+y+z=100
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100x+20y+z=2000x+20y+20z
1900x+19z=0
100x+z=0
according to the que, the situation is equal to 100
so z=100+100x
therefore, 100x+100x+100=o
x=-100/200=-1/2
substituting it in equation, z=100/2=50
and y=100
thus, verification=
-5/2+100+50/20=100
-50+100+50=100
1900x+19z=0
100x+z=0
according to the que, the situation is equal to 100
so z=100+100x
therefore, 100x+100x+100=o
x=-100/200=-1/2
substituting it in equation, z=100/2=50
and y=100
thus, verification=
-5/2+100+50/20=100
-50+100+50=100
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