Question

0.1x-0.3除以0.03-2x+1除以0.2

Answer 1

聊吧乘3 10(2-0.1x)+150(0.3-x)=3 20-x+45-150x=3 150x+x=20+45-3 151x=62 x=62/151 5√6+6√5)^2-(5√6-6√5)^2 =