7x - 5 = 32
7x = 32 + 5
7x = 37
x = 37 : 7
x = 5,28
15 + 5x = 40
5x = 40 - 15
5x = 25
x = 25 : 5
x = 5
HT
Các câu hỏi tương tự
a,7x-5=16
b,156-2x=82
c,10x+65=125
d,8x+2x=25x22
e,15+5x=40
f,5x+2x=62-1
a,7x-5=16
b,156-2x=82
c,10x+65=125
d,8x+2x=25x22
e,15+5x=40
f,5x+2x=62-1
tìm x,biết
5-x-16=40+x
4x-10=15-x
15-x=4x-5
x-15=6+4x
-12+x=5x-20
7x-4=20+3x
5x-7=-21-2x
x+15=20-4x
17-x=7-6x
Tìm x
1) 5x - 16 = 40 + x
2) 4x - 10 = 15 - x
3) 3x - 6 = 5x + 2
4) 15 - x = 4x - 5
5) x - 15 = 6 + 4x
6) -12 + x = 5x - 20
7) 7x - 4 = 20 + 3x
8) 5x - 7 = -21 - 2x
9) x + 15 = 20 - 4x
10) 17 - x = 7 - 6x
tìm xa) 7x - 5 16b) 156 -2x 82c) 10x + 65 125d) 8x + 2x 25.2e) 15 + 5x 40f) 5x + 2x 6 -5g) 5x + x 150 : 2 + 3h) 6x + 3x 5 : 5 + 3i) 5x + 3x 3 : 3 . 4 + 12j) 4x + 2x 68 - 2 :2k) 5x + x 39 - 3 : 3l) 7x - x 5 : 5 + 3.2 - 7m) 7x -2 x 6 : 6 + 44 : 11n) 0 : x 0 o) 3x 9p) 4x 64q) 2x 16r) 9x - 1 9s) x4 16t) 2x : 2 1ai nhanh mk tick cho !!!!!!!
Đọc tiếp
tìm x
a) 7x - 5 = 16
b) 156 -2x = 82
c) 10x + 65 = 125
d) 8x + 2x = 25.2
e) 15 + 5x = 40
f) 5x + 2x = 6 -5
g) 5x + x = 150 : 2 + 3
h) 6x + 3x = 5 : 5 + 3
i) 5x + 3x = 3 : 3 . 4 + 12
j) 4x + 2x = 68 - 2 :2
k) 5x + x = 39 - 3 : 3
l) 7x - x = 5 : 5 + 3.2 - 7
m) 7x -2 x = 6 : 6 + 44 : 11
n) 0 : x = 0
o) 3x = 9
p) 4x = 64
q) 2x = 16
r) 9x - 1 = 9
s) x4 = 16
t) 2x : 2 = 1
ai nhanh mk tick cho !!!!!!!
a) -12+x=5x-20
b) 4x-10=15-x
c) 7x-4=20+3x
d) 3x-6=5x+2
e) 5x-7=-21-2x
f) 15-x=4x-5
g) x+15=20-4x
Bài 1:Tìm x
a) 5x+x=39-3^11:3^9
b) 7x-x=5^21:5^19+3.2^2-7^0
c) 7x-2x =6^17:6^15+44:11
Giúp mình v
Bài10872917292872917 tìm x bt
5x-16=40+x
4x-10=15-x
-12+x=5x-2
7x-4=20+3x
5x-7=20+3x
x+15=7+6x
17-x=7-6x
3x+(-21)=12-8x
125:(3x-13)=25
541+(218-z)=735
3(2x+1)-19=14
175-5(x+3)=85
4x-40=|4|+12
x+15=20-4x
8x+|-3|=-4x+39
6(x-2)+(-2)=20-4x
a, 5x+x=39-311 :39
b,7x-x=521:519+3x22-70
c,7x-2x=617:615+44:11
tìm x, biết:
a, 5x + x = 39-311:39
b, 7x - x = 521:519+3.22-70
c, 7x - 2x = 617:615+44:11