a) x - 34 = 0
=> x = 34
b) x - 16 = 1
=> x = 17
a) x - 34 = 0
=> x = 34
b) x - 16 = 1
=> x = 17
tim so tu nhien x, biet
( x-34 ) * 15= 0
18 * (x-16)=18
Cau 3 (2 diem). Tim so tu nhien x, biet:
a. 123 - x =38
b. (x+15) - 7 =33
c. 3x+3 - 13=230
tim so tu nhien x , biet :
a, [ x - 34 ] . 15 = 0 b , 18 . [x - 16 ] = 18
tim so tu nhien x, biet:
a) (x-34) . 15= 0; b)18 . (x - 16) = 18
giai giup minh bai toan lop 6 nay nhe!
tim x : ( x -34 ) .15 =0 ; 18. ( x - 16 ) = 18
tim so tu nhien x
x = UCLN ( 18 , 12 )
Tim cac so tu nhien x, y sao cho: x/9 - 3/y = 1/18
a,Tim so tu nhien x, biet: 5^x ×5^x+1×5^x+2=1000...0 (2018 cs 0) ÷2^18
b,CMR voi moi so tu nhien n thi ƯCLN (21n+1,14n+3)=1
1 tim dieu kien cua so tu nhien x de A =15+18+27+x luon
a luon chia het cho 3
b ko chia het cho 3