Question

[Lý Kiều Linh]

Tìm x

a) x - 452 = 77 + 48

b) x + 58 = 64 + 58

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

Answer 1

[Võ Ngọc Phương]

a) \(x-452=77+48\)

\(=>x-452=125\)

\(=>x=125+452\)

\(=>x=577\)

____

b) \(x+58=64+58\)

\(=>x+58=122\)

\(=>x=122-58\)

\(=>x=64\)

_____

c) \(x-1-2-3-4=0\)

\(=>x-10=0\)

\(=>x=0+10\)

\(=>x=10\)