a) 5x + 2x = 62 - 50
b) 5x + x = 150 : 2 + 3
c) 6x + x = 511 : 59 + 31
d) 5x + 3x = 36 : 33.4 + 12
4x + 2x = 68 – 219 : 216
a) 5x + 3x = 36 : 33.4 + 12
4x + 2x = 68 – 219 : 216
a) 5x + x = 39 – 311:39
b) 7x – x = 521 : 519 + 3.22 - 70
c) 7x – 2x = 617: 615 + 44 : 11
a) 5x + 3x = 36 : 33.4 + 12
4x + 2x = 68 – 219 : 216
a) 5x + x = 39 – 311:39
b) 7x – x = 521 : 519 + 3.22 - 70
c) 7x – 2x = 617: 615 + 44 : 11
( x - 36 ) : 18 = 12
5x - 3 = 3x - 11
3x + 5x = 16
2 ( x + 1) = 10
(x+15):3=7 4.(6-x) = 280 : 36 5x-3x-12=8 ai giúp mình vs ạ
Hoàn thành phép tính sau:
7/9 + 5/12 - 3/4
=7x4/36 + 5x .../36 - 3x .../36
=28 + ... - .../36
=16/36 = .../...
Tìm x, biết:
x.(2x-8).(x^2-4)=0
-17.|x|=-85
|x|=|-10|
3x + 5 = 4x - 9
72 - 3x=5x+8
(x^2 - 36).(2|x| - 12).x = 0
tìn x ,biết
(x^2-36)(x^2-3)<0
2.(3x+12)>=0
(x^2+1)(4x-24)<=0
x^2+5x=0
tìm x ,biết
(x^2-36)(x^2-3)<0
2.(3x+12)>=0
(x^2+1)(4x-24)<=0
x^2+5x=0
tìm số nguyên x, biết:
a) -2x 12 = 8 - 6x + 60
b) -8x - 36 = ( x + 13) + ( - 8x + 3)
c) 1 + x - 10 - 6x - 4 - 5x
d) 6 - 3x + 1 = - 3x + 7
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