solve plz plz plz...
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1. x/3+5=9/3
=>x/3=9/3-5
=>x/3=(9-15)3
=>x=-6*3/3
=> x=-6
2. 4a/5 -3 = 7a/4
4a/5=7a/4+3
4a/5 = (7a+12)/4
a = (7a+12)5
a=35a+60
-34a =60
a=-60/34=>-30/17
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HOPE IT WILL HELP YOU DEAR