(x+69)-150=0
x+69 =0+150
x+69 =150
x =150-69
x =81
**** nhe
(x+69)= 0+150
(x+69) = 150
x = 150 - 69
x= 81
mình đầu tiên
(x + 69 ) -150 = 0
(x + 69 ) = 0 +150
(x + 69 ) = 150
x + 69 = 150
x = 150 - 69
x = 81
(x+69)-150=0
x+69 =0+150
x+69 =150
x =150-69
x =81
**** nhe
(x+69)= 0+150
(x+69) = 150
x = 150 - 69
x= 81
mình đầu tiên
(x + 69 ) -150 = 0
(x + 69 ) = 0 +150
(x + 69 ) = 150
x + 69 = 150
x = 150 - 69
x = 81
a) - 23+150(-9)+1913
b) 2 MŨ2 .5 + ( 49 – 17 MŨ 2 )
c) 25. 69 + 31. 25 – 150; d) 198 : [130 – (27 – 19 ) MŨ 2] + 2021 MŨ 0
tìm STN x
2x + 69 . 2 = 69 . 4
2x - 12 - x = 0
(x-7) . (2x - 8) = 0
Tìm x biết \(\frac{29}{30}\)-(\(\frac{13}{23}\)+x)=\(\frac{7}{69}\)
Tìm x
a) 2x + 69 . 2 = 69 . 4
b) 2x - 12 - x = 0
c) ( x + 1 ) + ( x + 2 ) + ... + ( x + 10 ) = 165
Bài 2 : Tìm x, biết :
a, ( x - 12 ) x 105 = 0
b, 2 x x - 69 x 2 = 69 x 4
c, 47 x ( 27 - x) = 47
d, 2 x x - 12 + x = 0
Ai nhanh nhất tick 3 tick
C/M : \(220^{119^{69}}+119^{69^{220}}+69^{220^{119}}\)chia hết cho 102
cmr: \(220^{119^{69}}+119^{69^{220}}+69^{220^{119}}\)chia hết cho 102
Tìm x : \(\frac{x-39}{19}+\frac{x-49}{29}=\frac{x-59}{39}+\frac{x-69}{49}\)
Tìm x :
a) \(\frac{x}{8}=\frac{2}{x}\)
b) \(\frac{x-39}{19}+\frac{x-49}{29}=\frac{x-59}{39}+\frac{x-69}{49}\)