halp with math- if u get them right ill give u something good in factions or 62 gaps in peace srvl

if someone can do this ill give you something good in hc factions or 62 gaps in peaceful survival
and have these correct.
what does x = in these questions below: add x= and if you could show work. i would do this but its late and i need this for a grade and its a formative but i'm already failing math because i'm bad at math of course.
q#3: -6.1+0.4x+1.2=-6.3

q#4: -45=3(2x-3)
q#5: -18=-4x+31-6x+27
q#6 : 36-4x=-2x-14
q#7 : -6x-22=22-2x
q#8 : -29-5x=6+2x
q#9 : 5(2x-2)=45+5
q#10 : -14+6b+7=2b=1+5b

welp i got it finished with a friend that got 1/5 of a whole packet wrong! and got my brother to fix the mistakes xD