6*(4x-5)+7=7x+28 6,7x+4x-1/2*(10x-12)=6

Question

6*(4x-5)+7=7x+28 6,7x+4x-1/2*(10x-12)=6

Answer 1

24х-30+7=7х+28
24х-30+7-7х-28=0
17х-51=0
17х=51
х=3

6,7х+4х-5х+6=6
5,7х=0
х=0