Question

e) (x - 5)/10 + (1 - 2x)/5 = (3-x)/4

Answer 1

$\frac{x-5}{10}+\frac{1-2x}{5}=\frac{3-x}{4}\\ \\ 2(x-5)+4(1-2x)=5(3-x)\\ \\ 2x-10+4-8x=15-5x\\ \\ 2x-8x+5x=15+10-4\\ \\ -x=21\\ \\ x=-21$