Các câu hỏi tương tự
A (3x+2)(y-1)=30
B (x+1)(24+1)=30
3x - 15 = 60
42 - 2x = 30
27 - 3x = 12
30 - 2x = 10
ai nhanh minh tick nha hihi
Tìm x
A. 31x - 3x -5x +25
B. 15(x -2) + 3(5-1) = -14
C. 4x (41 -52) -35x = -(7-2x)
D. 53 -(3x -17) + 218= 19 + 45x
105-(115-3x)=30
3x.(15:3)=30
3x-30%x=5,4
(70-3x) 5=2x-(15-30)
4x+3x=30-20÷10
bai 1 28(30-48)-30(28-38)
bai 2 :tim cac cap so nguyen (x:y)thoa man : y+3+x.y+3x=7