Question

Tìm X:

a) 2/3 + x = 5/6

b) x : 5/6 = 3/10

Answer 1

x=1/6

x=1/4

Answer 2

a) x = 1/6

b) x = 1/4

HT

Answer 3

a) 2/3 + x = 5/6

X = 5/6 - 2/3

X = 1/6

b)  x : 5/6 = 3/10

X = 5/6 x 3/10

X = 17/15