Question

x-1/2+ x+2/4+1/3=x+5/8 + 1 întreg și 1/12

Answer 1

-1/2+x+1/2+1/3=5/8+11/10×12, 0+x+1/3=5/8+11/120, 1/3+x=86/120, 1/3+x=43/60, x=43/60-1/3, x=43-20 tot supra 60, x=23/60...