x + 63 = 100 + 50
x + 63 = 150
x = 150 - 63
x = 87
K ĐÚNG CHO MÌNH NHÉ
x + 63 = 100 + 50
x + 63 = 150
x = 150 - 63
x = 87
x+63=100+50
x+63 = 150
x = 150-63
x = 87
x+63=100+50
x+63=150
x = 150-63
x =87
-> X + 63 = 150
-> X = 150 - 63
-> X = 87
XONG RỒI NHAK E!
x + 63 = 100 + 50
x + 63 = 150
x = 150 - 63
x = 87