Question

(4x-1.5)/0.5-(5x-0.8)/0.2=(1.2-x)/0.1 像写上去分母那样的

Answer 1

(4x-1.5)/0.5-(5x-0.8)/0.2=(1.2-x)/0.1

2(4x-1.5)-5(5x-0.8)=10(1.2-x)

8x-3-25x+4=12-10x

7x=-11

x=-11/7