Question

6.2x+2X=12.3 [2]5.1X-4X=45.1 [3]X-0.45=11 全部都要解出来

Answer 1

6.2x+2X=12.3 5.1X-4X=45.1 X-0.45=11

8.2x=12.3 1.1x=45.1 x=11+0.45

x=1.5 x=41 x=11.45

请采纳,谢谢!