23+3x=5^6:5^3
23+3x=5^6:5^3
23+3x=56:53
23+3x=56:53
23+3x=56:53
23+3x=5 mũ 6 chia 5 mũ 3
23+3x=5^6:5^3 cam on ae
Bài 22 :
a. - 12 . ( x - 5 ) + 7 . ( 3 - x ) = 5
b. 30 . ( x + 2 ) - 6 . ( x - 5 ) - 24x = 100
Bài 23 :
a. xy - 3x = - 19
b. 3x + 4y - xy = 16
23+3x=56÷53
giup toi voi nha