Natasha had 2356 beads, Lydia had 1176 beads and Munah hadn 1708 beads at first.After they each used an equal number of beads, Natasha had 3 times as many beads left as Lydia. How many beads did each of them use?

let number of beads used by each be x

after use:
Natasha had 2356-x
Lydia had 1176-x

2356-x = 3(1176-x)

solve for x

370.67

X=586

I still don’t understand;-;

370.67

1 unit =590

Natasha= 590×3+2356=..

370.67 Beads