Question

0.2x+ 5 upon 3.5x minus 3 equal to 2 upon 5

Answer 1

0.2x+5/3.5x-3=2/5
2x/10+5/35x/10-3=2/5
2x+50/35x-30=2/5
10x+250=70x-60
250-60=70x-10x
190=60x
x=190/60
x=19/6