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c)96-3(x+1)=42
3(x+1)=96-42
3(x-1)=54
(x+1)=54:3
(x+1)=18
x=18-1
x=17
a, 541 + [218 - x] = 735
[ 218 - x ] = 735 - 541
[ 218 - x ] = 194
218 - x = 194
= 218 - 194
=24
a) 541 + ( 218 - x ) = 735
218 - x = 194
x = 24
b) 5 ( x + 35 ) = 515
x + 35 = 103
x = 68
c) 96 - 3 ( x + 1 ) = 42
3 ( x + 1 ) = 54
x + 1 = 18
x = 17
d ) 12x - 33 = 3 2 * 3 3
12x - 33 = 243
12x = 276
x = 23
a; 218-x=735-541
218-x=194
x=218-194
x=24
b; x+35=515/5
x+35=103
x=103-35
x=68
c;3*(x+1)=96-42
3*(x+1)=54
x+1=54/3
x+1=18
x=18-1
x=17
d;12x-33=243
12x=243+33
12x=276
x=276/12
x=23
a ) 541 + ( 218 - x ) = 735
218 - x = 735 - 541 = 194
x = 218 - 194 = 24
541 + ( 218 - x ) = 735
218 - x = 735 - 541
218 - x = 194
x = 218 - 194
x = 24
5( x + 35 ) = 515
x + 35 = 103
x = 103 - 35
x = 68
96 - 3( x + 1 ) = 42
3( x + 1 ) = 96 - 42
3( x + 1 ) = 54
x + 1 = 18
x = 18 - 1
x = 17
12x - 33 = 32 . 33
12x - 33 = 243
12x = 243 + 33
12x = 276
x = 23
a) 5 ( x + 35 ) = 515
x + 35 = 103
x = 68
b) 96 - 3(x+1) = 49
3(x+1) = 47
x + 1 = 47/3
x = 44/3
c) 12x - 33 = 3^2 * 3^3
12x - 33 = 243
12x = 276
x = 23
5 ( x + 35 ) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
96 - 3( x + 1 ) = 49
3( x + 1 ) = 96 - 49
3( x + 1 ) = 47
x + 1 = 47/3
x = 47/3 - 1
x = 44/3
12x - 33 = 32 . 33
12x - 33 = 35
12x - 33 = 243
12x = 243 + 33
12x = 276
x = 276 : 12
x = 23
541 + (218 - x) = 735
218 - x = 735 - 541
218 - x = 194
x = 218 - 194
x = 24
5(x + 35) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
96- 3(x + 1) = 42
3(x + 1) = 96 - 42
3(x + 1) = 54
x + 1 = 54 : 3
x + 1 = 18
x = 18 - 1
x = 17
12x - 33 = 32.32
12x - 33 = 81
12x = 81 + 33
12x = 114
x = 12
541 + (218-x) = 735 5(x+35)=515
218 - x = 735 - 541 x+35 = 515:5
218 - x = 194 x +35 =103
x = 218-194 x = 103-35
x = 24 x = 68
96-3(x+1) = 42 12x - 33 = 34
3( X+1)= 96 - 42 12x-33 = 81
3( x+1) = 54 12x = 81+33
x +1 = 54:3 12x = 114
x +1 = 18 x = 114:12
x = 18-2 x = 12
x = 16
Bài này lm lâu lm đó nhớ k mik nha
a ) 5(x + 35 ) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
a) x+35=515:5
x+35=103
x= 103-35=68
b) 96-3(x+1)=42
3(x+1)=96-42=54
x+1=54:3=18
x=18-1=17
c) 12x-33=32.33
12x - 33 = 9 . 27
12x - 33=243
12x = 243 +33
12x = 276
x= 276:12
x=23
a) 5(x + 35) = 515
=> x + 35 = 103
=> x = 68
b) 96 - 3(x + 1) = 42
=> 3(x + 1) = 54
=> x + 1 = 18
=> x = 17
c) 12x - 33 = 32 . 33
=> 3(4x - 11) = 35
=> 4x - 11 = 34
=> 4x - 11 = 81
=> 4x = 92
=> x = 23
5( x + 35 ) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
b) 96 - 3( x + 1 ) = 42
- 3( x + 1 ) = 42 - 96
- 3 ( x + 1 ) = -46
x + 1 = -46
a, 5(x+35)=515 b, 96 - 3(x+1) = 42 c, 12x - 33 = 9 . 27
(x+35)=515:5 3(x+1) = 96-42 12x -33 = 243
x+35 = 103 3(x+1) = 54 12x = 243 + 33
x = 103 - 35 x+1 = 54:3 12x = 276
x = 68 x+1 = 18 x = 276:12
x = 23
Tìm x :
a, 5( x + 35 ) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
b, 96 - 3( x + 1 ) = 42
3( x + 1 ) = 96 - 42
3( x + 1 ) = 54
x + 1 = 54 : 3
x + 1 = 18
x = 18 - 1
x = 17
c) 12x - 33 = 32 . 33
12x - 33 = 32+3
12x - 33 = 35
12x - 33 = 243
12x = 243 + 33
12x = 276
x = 276 : 12
x = 23
a) (x+35)=515:5
(x+35)=103
x=103-35=68
b) 3(x+1)=96-42
3(x+1)=54
x+1=54:3
x+1=16
x=16-1=15
c) 12x-33=3=9x27
12x-33=243
12x=243+33
12x=276
x=276:12=23
a, 5( x + 35 ) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
b, 96 - 3( x + 1 ) = 42
3( x + 1 ) = 96 - 42
3( x + 1 ) = 54
x + 1 = 54 : 3
x + 1 = 18
x = 18 - 1
x = 17
c, 12x - 33 = 32 . 33
12x - 33 = 243
12x = 243 + 33
12x = 276
x = 276 : 12
x = 23
ai tk cho mình thì mình tk lại !
a/5(x+35)=515
x+35=515:5
x+35=103
x =103-35
x =68
b/96-3(x+1)=42
3(x+1)=96-42
3(x+1)=54
(x+1)= 54:3
(x+1)= 18
x = 18-1
x =17
c/12x-33=32. 33
12x-33 = 243
12x = 243+33
12x =276
x = 276:12
x =23
a,5(x +35)=515 b,96 - 3(x+1)=42
x+35=515 : 5 3(x+1)=96 - 42
x+35=103 3(x+1)= 54
x=103-35 x+1=54:3
x=68 x+1=18
x=18 - 1
x=17
c,12x - 33 = 32.33
12x - 33= 35
12x - 33= 243
12x = 243+33
12x =276
x=276 : 12
x=23