Question

Mohon bantuanya gan
x + y = 100
x/y = 1/4
y - x = ...? b

Answer 1

X = 20 y = 80

x + y = 100
20 + 80 = 100

x / y = 1 / 4
20/80 = 1/4

y - x =...
80 - 20 = 60