10-2x=25-3x
10-2x-25+3x=0
x+10-25=0
x-15=0
x=15
10-2x=25-3x
10-2x-25+3x=0
x+10-25=0
x-15=0
x=15
Tim x biet :
a, |2x+1|-x=5
b, |x-10|10+|x-11|10=1
Trinh bay cach lam ro rang cho minh nhe
Chieu phai nap roi
Ai trinh bay ro rang nhat minh se tick
Tim x biet:
(2x-1)5=(2x-1)7
Trinh bay cach lam nua nhe
Tim x biet:
(2x-1)5=(2x-1)7
Trinh bay cach lam nua nhe
tim x biet:
a, 8x - 75 = 5x + 21
b, 9x + 25 = -( 2x - 58 )
c, / 2x - 1 / = /-5/
Giup minh lam bai nay voi ca cach lam nua nhe
Tim cac so nguyen x , y , z biet:
|x.y-10|+|y.z+15|+|zx+6|≤0
Trinh bay cach lam ho minh voi nhe
Tim x biet:
(2x-1)5=(2x-1)7
Tim cac so nguyen to x , y thoa man:
(x-2)2.(y-3)2=4
trinh bay cach lam nhe
(x+1).(xy-2)=11
xy-7x+y=-22
xy-3x+y=-20
xy-5y-2x=-41
lam ca cach trinh bay giup mk nhe
mk se tich dung cho
(-4).(+125).(-25).(-6).(-8) . ai lam duoc cho like , cach lam
- x - 8 - 9 = 17
cac ban trinh bay ca cach lam nhe