Question

(0.1x-0.3)/0.03=(2x+1)/0.2+1.2

Answer 1

100(0.1x-0.3)/3=10(2x+1)/2+1.2

(10x-30)/3=5(2x+1)+1.2

10x-30=15(2x+1)+3.6

10x-30=30x+15+3.6

20x=-48.6

x=-2.43