Question

[Võ Tắc Thiên]

a) x - 452 = 77 + 48

b) x+58 = 64 + 58

c) x - 1 - 2 - 3 - 4 = 0

Answer 1

[Thắng Nguyễn]

a) x - 452 = 77 + 48

x-452=125

x=577

b) x+58 = 64 + 58

x+58=122

x=64

c)x - 1 - 2 - 3 - 4 = 0

x-1-2-3=4

x-1-2=7

x-1=9

x=10

Answer 2

[sakura kinomoto]

 a,577

 b,64

c,10