7 ( 2- z ) + 5 ( z + 3 ) / 1 - 4 z = 3/5 Please verify also
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Answer:
=7(2-z)+5(z+3)/1-4z=3/5
=14-7z+5z+15/1-4z=3/5
=-7z+5z+15+14/1-4z=3/5
=-2z+29/1-4z=3/5
=3(1-4z)=5(-2z+29)
=3-12z=-10z+145
=-12z+10z=145-3
=-2z=142
=z=-142/2
=z=-71 ans
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