Question

tim x :

a) x + 4/5 = 3/5 +3/4                            b) 12/5 : x = 9/5 : 1/2

c) 7,32 - x = 2,4 + 3,49                        d) 17,5 - ( 6 + x ) = 8,74

ai nhanh mk tick cho !

Answer 1

a.x + 4/5 = 3/5 +3/4

<=> x+ 4/5 = 27/20

<=>x =11/20

Answer 2

b,12/5 : x = 9/5 :1/2

<=>12/5 : x = 18/5

<=>x = 2/3

Answer 3

c,7,32 - x = 2,4 + 3,49

<=>7,32 - x = 5,89

<=>x = 3,43

Answer 4

d,17,5 - ( 6 + x ) = 8,74

<=> 11,5 - x = 8,74

<=>x = 2,76

Answer 5

ngu the moi bai toan de the ma khong lam duoc