[119 – (X – 6)] = 24 C) 23(X – 102) + 20 = 28 + 22
Bài 5 (1,5đ): Tìm x: a) 7
48
: 746
– x = 23
.115
b) 2448 :[119 – (x – 6)] = 24 c) 23
(x – 102
) + 20 = 28
+ 22
48
: 746
– x = 23
.115
b) 2448 :[119 – (x – 6)] = 24 c) 23
(x – 102
) + 20 = 28
+ 22