Ten times the sum of half a number and 6 is 8

10 times the sum of 1/2 of a number and 6 means 10(x/2+6)
is 8
=8

10((x/2)+6)=8
divide both sides by 10
(x/2)+6=0.8
minus 6 from both sides
x/2=5.4
times both sides by  2
x=10.8

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Sin(a)+cos(a)+cot(a)-1=2(csc(x)+1)