541 + ( 218 -x) = 735
96 -3 X ( x + 1) = 42
5 X ( x +35) = 515
541 +(218 - x)= 735
5(x+35) = 515
96 - 3(x+1) = 42
12x - 33 = 3mũ 2 . 3mũ 3
a).\(541+\left(218-x\right)=735\)
\(218-x=735-541\)
\(218-x=194\)
\(x=218-194\)
\(x=24\)
b).\(5\left(x+35\right)=515\)
\(x+35=515:5\)
\(x+35=103\)
\(x=103-35\)
\(x=68\)
c).\(96-3\left(x+1\right)=42\)
\(3\left(x+1\right)=96-42\)
\(3\left(x+1\right)=54\)
\(\left(x+1\right)=54:3\)
\(\left(x+1\right)=18\)
\(x=18-1\)
\(x=17\)
d)\(12x-33=3^2\cdot3^3\)
\(12x-33=3^5\)
\(12x-33=243\)
\(12x=243+33\)
\(12x=276\)
\(x=276:12\)
\(x=23\)
\(Nhớ\)\(tk\)\(mình\)\(nha\)\(!\)
a) 541+(218-x)=735 b) 5(x+35)=515
c) 96-3(x-1)=42
a, 541 + ( 218 - x ) = 735
<=> 218 - x = 735 - 541
<=> 218 - x = 194
<=> x = 24
b, 5 ( x + 35 ) = 515
<=> x + 35 = 515 : 5
<=> x + 35 = 103
<=> x = 68
c, 96 - 3 . ( x - 1 ) = 42
<=> 3.(x - 1 ) = 54
<=> x - 1 = 18
<=> x = 19
a. 541 + (218 - x) = 735
218 - x = 735 - 541
x = 218 - 194
x = 24
b. 5.(x + 35) = 515
x + 35 = 515 : 5
x = 103 - 35
x = 68
c. 96 - 3.(x - 1) = 42
3.(x - 1) = 96 - 42
x - 1 = 54 : 3
x = 18 + 1
x = 19
a.\(541+\left(218-x\right)=735.\)
\(218-x=735-541\)
\(218-x=194\)
\(x=218-194\)
\(x=24\)
b.\(5\left(x+35\right)=515\)
\(x+35=515:5\)
\(x+35=103\)
\(x=103-35\)
\(x=68\)
c.\(96-3\left(x-1\right)=42\)
\(3\left(x-1\right)=96-42\)
\(3\left(x-1\right)=54\)
\(x-1=54:3\)
\(x-1=18\)
\(x=18+1\)
\(x=19\)
trả lời tiếp nè
c) 3.(x+1)=96-42
3.(x+1)=54
x+1=54:3
x+1=18
x=18-1
x=17
tick nha
218 - x = 735-541
218 - x = 194
x = 218 - 194
x = 24
Đúng 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Tìm số tự nhiên x ,biết
541 +(218-x)=735
5(x+35)=515
96-3(x+1)=42
12x-33=32.32
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) 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=32.32
12x-33=81
12x=114
x=9,5
Tìm số tự nhiên x, biết:
a. 541 + ( 218 - x ) = 735
b. 5(x + 35) = 515
c. 96 - 3(x + 1) = 42
d. 12x - 33 = 3^2 . 3^3
a, 541 + (218 - x) = 735
218 - x = 735 - 541
218 - x = 194
x = 218 - 194
x = 24
Vậy x = 24
b, 5(x + 35) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
Vậy x = 68
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 = 17
Vậy x = 17
d, 12x - 33 = 32 . 33
12x - 33 = 35
12x - 33 = 243
12x = 243 + 33
12x = 276
x = 276 : 12
x = 23
Vậy x = 23
Ủng hộ mk nha !!! ^_^
a. 541 + ( 281 - x ) = 735
( 281 - x ) = 735 - 541
( 281 - x ) = 194
x = 281 - 194
x = 87
b. 5(x + 35) = 515
( x + 35 ) = 515 : 5
( x + 35 ) = 103
x = 103 - 35
x = 68
Các phần còn lại bạn làm tương tự nhé
a 5(x+35)=515
b 12x-33=3^2.3^3
c 541+(218-x)=73
d 1230:3(x-20)=10
a) 5(x + 35) = 515
x + 35 = 515 : 5
x + 35 = 103
x = 103 - 35
x = 68
b) 12x - 33 = 32.33
12x - 33 = 35
12x - 33 = 243
12x = 243 + 33
12x = 276
x = 276 : 12
x = 23
c) 541 + (218 - x) = 73
218 - x = 73 - 541
218 - x = -468
-x = -468 - 218
-x = -686
x = 686
d) 1230 : 3(x - 20) = 10
410(x - 20) = 10
x - 20 = 10 : 410
x - 20 = 1/41
x = 1/41 + 20
x = 821/41
5(x+ 35 ) = 515
x + 35 = 103
x = 68
12x - 33 = 32 . 33
12x = 276
x = 23
541 + ( 218 - x ) = 73
218 - x = - 468
x = - 250
1230 : 3( x - 20 ) = 10
=> 3x - 60 = 123
=> 3x = 183
=> x = 61
Study well
a) \(5\left(x+35\right)=515\)
\(\left(x+35\right)=515:5\)
\(x+35=103\)
\(x=103-35\)
\(x=68\)
Vậy \(x=68\)
b) \(12x.-33=3^2.3^3\)
\(12x.-33=9.27\)
\(12x.-33=243\)
\(12.x=243+33\)
\(12.x=276\)
\(x=276:12\)
\(x=23\)
Vậy \(x=23\)
c) \(541+\left(218-x\right)=73\)
\(\left(218-x\right)=73-541\)
\(218-x=-468\)
\(x=218-\left(-468\right)\)
\(x=218+468\)
\(x=686\)
Vậy \(x=686\)
d) \(1230:3\left(x-20\right)=10\)
\(3.\left(x-20\right)=1230:10\)
\(3.\left(x-20\right)=123\)
\(\left(x-20\right)=123:3\)
\(x-20=41\)
\(x=41+20\)
\(x=61\)
Vậy \(x=61\)
Chúc bạn học tốt !!!
541 + (218 - x ) = 735. 5 (x + 35) = 515
96 - 3 (x + 1 ) = 42. 12x - 33 = 3 mũ 2 3 mũ 3
541 + ( 218 -x ) = 735 5 ( x + 35 ) = 515
218-x = 735 - 541 5 . ( x+ 35 ) =515
218-x = 194 x+ 35 = 515 : 5
x =218-194 x + 35 = 103
x = 24 x = 103 - 35
x = 68
96- 3 ( x+ 1 ) = 42 12x - 33 = 3^2 3^3
93 . ( x+ 1 ) = 42 12x -33 =9 . 27
x + 1 =93 : 42 12x -33 = 243
x + 1 = 31/14 12x = 243 + 33
x = 31/14 - 1 12x = 276
x = 31/14 - 1/1 x = 276 : 12
x = 31/14 - 14/14 x = 23
x = 17/14
Tìm số tự nhiên x,biết:
a) 541+(218-x)=735
b)5(x+35)=515
c)96-3(x+1)=42
d)12x -33=32.33
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
Tìm số tự nhiên x biết:
a) 541 + (218 - x) = 735.
b) 5(x + 35) = 515.
c) 96 - 3(x + 1) = 42.
d) 12x - 33 = 32 * 33.
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) 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