a/17.x+16.x+37-2.x=43
=>17.x+16.x-2.x=43-37=6
=>x.(17+16-2)=6
=>x.31=6
=>x=\(\frac{6}{31}\)
b và c tương tự
-2-(x-17)=34-(x+25)
-2-x+17=34+x-25
-x-x=34-25+2-17
-2x=-6
x=-6:(-2)
x=3
nho cho minh nha
a/17.x+16.x+37-2.x=43
=>17.x+16.x-2.x=43-37=6
=>x.(17+16-2)=6
=>x.31=6
=>x=\(\frac{6}{31}\)
b và c tương tự
-2-(x-17)=34-(x+25)
-2-x+17=34+x-25
-x-x=34-25+2-17
-2x=-6
x=-6:(-2)
x=3
nho cho minh nha
Tìm số nguyên x:
a) -2x -(x-17)=34 -(-x+25)
b) 17x -(16x-37)=2x+43
c) -2x - 3.(x-17)=34-2(-x+25)
d) 17x + 3.(-16-37)=2x + 43 -4x
e) {-3x + 2.[45 - x - 3(3x + 7)-2x] + 4x}=55
Giúp mik vs:33
tìm x
a,-2x-(x-17)=34-(-x+25)
b,17x-(-16x-37)=2x+34
c,-2x-3.(x-7)=34-2(-x+25)
d,17x+3.(-16x-37)=2x+43-4x
e,-2x+3.{12-x[3x-(20+2x)-4x]+1}=45
tìm số nguyên x
-2x-(x-17)=34-(-x+25)
17x-(16x-37)=2x+43
-2x-3(x+17)=34-2(-x+25)
17x+3(16x-37)=2x+43-14x
-2x+15<3x-7<19-x
25+24+23+.....+x+(x-2)+(x-3)
nhanh lên nha
tìm số ngyên x :
a) -2x-(x-17)=34-(-x+25)
b) 17x-(-16x-37)=2x+43
c) -2x-3.(x-17)=34-2(-x+25)
d) 17x+3.(-16x-37)=2x+43-4
e) {-3x+2.[45-x-3(3x+7)-2x]+4x}=55
g)103-57; [-2.(2x-1)2 -(-9)0 ] =-106
B) 17X - ( -16X - 37 ) + 2x + 43
C) -2x -3.( x-17) = 34 -2 (-2x +25)
D) 17x+ 3. ( -16x -37) = 2x +43 -4x
E) {- 3x +2. [45 - x-3 (3x + 7) - 2x] + 4x} =55
F) -103 - 57 : [ -2 ( 2x -1 )2 - ( -9 )0 ] - 106
G) -2x + 3. { 12-2 [ 3x - ( 20 + 2x ) - 4x ] + 1} = 45
tìm x
17x – ( -16x – 37) = 2x +
-2x –3. (x – 17) = 34 – 2(-x + 25
17x + 3. ( -16x – 37) = 2x + 43 - 4x
103 -57: [-2. (2x – 1)2 – (-9)0] = -106
3x – 32 > -5x + 1
15 + 4x < 2x – 145
-3. (2x + 5) -16 < -4. (3 – 2x)
-2x + 15 < 3x – 7 < 19 – x
x + (x+1) + (x+2) + (x+3) + .... + 13 + 14 = 14
25 + 24 + 23 +...+ x + (x - 2) + (x – 3) = 25
tìm số nguyên x
-2x-(x-17)=34-(-x+25)
17x-(-16x-37)=2x =43
-2x-3.(x-17)=34-2(-x+25)
17x+3.(-16x-37)=2x+43
{-3x+2.[45-x-3(3x+7)-2]+4}
55-103-57:[-2.(2x-1)2.(-9)0=-106
1. tìm số nguyên x
a)-2x-3.(x-17)=34-(-x+25)
b)-2x-3.(x-17)=34-2(-x+25)
c)17x-(-16x-37)=2x +43
b) 17x – ( -16x – 37) = 2x + 43
c) -2x –3. (x – 17) = 34 – 2(-x + 25)
d) (-x - 6) (x + 9) = 0