128 - 3 . (x+4) = 23 x-7 = 15 (x : 3 -4 ) .5 = 15
(x : 3 - 4 ) .5 = 15 96 + 3 . (x - 1 ) = 2022 ( 4 . x + 5 ) : 3 -121 : 11 = 4
(107 - x) - (25 + 7 ) = 25 70 - 5 , ( x - 3 ) = 45 (9 . x ) . 4 = 200
Đăng ký qua Facebook hoặc Google: