答题有奖!(≧∇≦)!

答题有奖!(≧∇≦)!
答题有奖!(≧∇≦)!
 

答题有奖!(≧∇≦)!
x=2/3是3(m-3x/4)+3x/2=5x的解,
∴3(m-3/4*2/3)+3/2*2/3=5*2/3
3m-3/2+1=10/3
3m=10/3+1/2
3m=23/6
m=23/18;