①8x-5x=27
②6x-10.8=13.2
③2x+8=16
④x÷5=10
⑴6x+0.2=13.4 ⑵1.5x+x=1.6
⑶x-0.52×0.5=1.3 ⑷361.2x-61.2x=56.7
⑸4(x-12)=36 ⑹(x+2.4)÷2=10.2