Question

Answer 1

Bài 2: 

a: =>x=41x13=533

b; x=1428:14=102

c: =>7x=721

hay x=103

d: \(\Leftrightarrow119-\left(x-6\right)=2448:24=102\)

=>x-6=17

hay x=23

Answer 2

(16+84).55=100.55=5500

 

Answer 3

52.99+52=52.(99+1)=52.100=5200

 

Answer 4

A.16.55+55.84=7.239

B.52.99+52=5.351

C.43.17+29.57+13.43+57=8.679

E.189+123-89-23=200

3.534+3.586+6.575+6.545=20.240

G.101.25-101.11-101.24=10.110