541 + ( 218 - x ) = 735
218 - x = 735 - 541
218 - x = 194
x = 218 - 194
x = 24
541 + (218 - x) = 735
=> 218 - x = 194
=> x = 218 - 194
x = 24
t i c k nhé!! 3463464457568797898746837316436545745
541 + ( 218 -x) = 735
218 - x = 735 - 541
218 - x = 194
x = 218 - 194
x = 24
96 - 3 x ( x + 1 ) = 42
3 x ( x + 1 ) = 96 - 42
3x ( x + 1 ) = 54
x + 1 = 54 : 3
x + 1 = 18
x = 18 - 1
x = 17
5x ( x + 35 ) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
* 541 + (218 - x) = 735
218 - x = 194
x = 24
* 96 - 3 x (X + 1) = 42
3X + 3 = 54
3X = 51
X = 17
* 5 x (X + 35) = 515
X + 35 = 103
X = 68
Tíck cho vs vs nhoa ngo minh tuan vu !
a)\(541+\left(218-x\right)=735\Leftrightarrow218-x=735-541=194\Leftrightarrow x=218-194=24\)
b)\(96-3\left(x+1\right)=42\Leftrightarrow3\left(x+1\right)=96-42=54\Leftrightarrow x+1=\frac{54}{3}=18\Leftrightarrow x=18-1=17\)
c)\(5\left(x+35\right)=515\Leftrightarrow x+35=\frac{515}{5}=103\Leftrightarrow x=103-35=68\)
+) 541 + (218 - x) = 735
218 - x = 735 -541
218 - x = 194
x = 218 - 194
x = 24
+) 96 - 3.( x + 1 ) = 42
3.( x+1) = 96 - 42
3. ( x+ 1) = 54
x+ 1 = 18
x = 17
+) 5.(x+35) =515
x+35 = 515 :5
x+35 =103
x = 103 - 35
x = 68
541 + ( 218 -x) = 735
=> 218 - x = 734 - 541
=> 218 - x = 193
=> x = 218 - 193
=> x = 25
b, 96 -3X( x + 1) = 42
=> 3X( x + 1) = 96 - 42
=> 3X( x + 1) = 54
=> X( x + 1) = 54 : 3
=> X( x + 1) = 18
=> Sai đề hoặc mk nghĩ sai vấn đề
c, 5 X ( x +35) = 515
=> X ( x +35) = 515 : 5
=> X ( x +35)= 103
Tự làm đi:)
541 + ( 218 -x) = 735
=> 218 - x = 734 - 541
=> 218 - x = 193
=> x = 218 - 193
=> x = 25
b, 96 -3X( x + 1) = 42
=> 3X( x + 1) = 96 - 42
=> 3X( x + 1) = 54
=> X( x + 1) = 54 : 3
=> X( x + 1) = 18
=> Sai đề hoặc mk nghĩ sai vấn đề
c, 5 X ( x +35) = 515
=> X ( x +35) = 515 : 5
=> X ( x +35)= 103
Tự làm đi:)