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(x:23+45):67=8911
x:23+45=8911x67
x:23+45=597037
x:23=597037-45
x:23=596992
x=596992x23
=13730816
a) ( x + 216 ) : 61 + 1 = 202
( x + 216 ) : 61 = 201
( x + 216 ) = 12261
x = 12045
b) 1818 : ( 6x - 37 ) + 1 = 19
1818 : ( 6x - 37 ) = 18
( 6x - 37 ) = 101
6x = 138
x = 23
c) ( x : 23 + 45 ) x 67 + 3 = 8914
( x : 23 + 45 ) x 67 = 8911
x : 23 + 45 = 133
x : 23 = 88
x = 2024
(x + 216) : 61 + 1 = 202
=> (x + 216) : 61 = 201
=> x + 216 = 12261
=> x = 12045
vậy_
1818 : (6x - 37) + 1 = 19
=> 1818 : (6x - 37) = 18
=> 6x - 37 = 101
=> 6x = 138
=> x = 23
vậy_
(x : 23 + 45) x 67 + 3 = 8914
=> (x : 23 + 45) x 67 = 8911
=> x : 23 + 45 = 133
=>x : 23 = 88
=> x = 2024
vậy_
(x:23+45)x67=8911
x:23+45=8911:67
x:23+45=133
x:23=133-45
x:23=88
x=88x23
x=2024
vậy x=2024
\(\left(\frac{x}{23}+45\right).67=8911\)
\(\frac{x}{23}+45=133\)
\(\frac{x}{23}=133-45\)
\(\frac{x}{23}=88\)
\(x=88.23\)
\(x=2024\)
Vậy x = 2024
( x : 23 + 45 ) . 67 = 8911
=> x : 23 + 45 = 133
=> x : 23 = 88
=> x = 2024
( x : 23 + 45 ) . 67 = 8911
=> x : 23 + 45 = 133
=> x : 23 = 88
=> x = 2024
# ~Hok tốt~
( \(\frac{x}{23}\) + 45 ) .67 = 8911
x : 23 + 45 = 8911:67
x : 23 + 45 = 133
x : 23 = 133 - 45
x : 23 = 88
x = 88 . 23
x = 2024
vậy x = 2024
\(\left(x:23+45\right).67=8911\)
\(\Rightarrow x:23+45=8911:67\)
\(\Rightarrow x:23+45=133\)
\(\Rightarrow x:23=133-45\)
\(\Rightarrow x:23=88\)
\(\Rightarrow x=23.88\)
\(\Rightarrow x=2024\)
Vậy \(x=2024\)
\((x-17)+52=158\)
\(\Rightarrow x-17=158-52\)
\(\Rightarrow x-17=106\)
\(\Rightarrow x=106-17\)
\(\Rightarrow x=89\)
( x- 17 ) + 52 = 158
x - 17 = 158 - 52
x - 17 = 106
x = 106 + 7
x = 113
Vậy x = 113
( x : 23 + 45 ) : 67 = 8911
x : 23 + 45 = 8911 x 67
x : 23 + 45 = 597037
x : 23 = 597037 - 45
x : 23 = 596992
x = 596992 x 23
x = 13730816
Vậy x = 13730876
x - 36 : 18 = 12
x - 2 = 12
x = 12 + 2
x = 14
(x : 23 + 45) . 67 = 8911
x : 23 + 45 = 8911 : 67
x : 23 + 45 = 133
x : 23 = 133 - 45
x : 23 = 88
x = 88 . 23
x = 2024
(x - 5)(x - 7) = 0
=> \(\orbr{\begin{cases}x-5=0\\x-7=0\end{cases}}\)
=> \(\orbr{\begin{cases}x=5\\x=7\end{cases}}\)
a/ 1818 : (6x - 37) = 18
6x- 37 = 101
6x = 138
x= 23
b/ (x : 23 + 45) . 67 = 8911
x : 23 + 45 = 133
x: 23 = 88
x = 2024
a/ 1818 : ( 6x - 37 ) = 18
6x - 37 = 1818 : 18
6x - 37 = 101
6x = 101 + 37
6x = 138
x = 138 : 6
x = 23
b/ ( x : 23 + 45 ) . 67 = 8911
x : 23 + 45 = 8911 : 67
x : 23 + 45 = 133
x : 23 = 133 - 45
x : 23 = 88
x = 88 . 23
x = 2024