tim x biet
x - 23,4 = 8,4x2
8/3 -x= 2/5:4/5
ai k minh roi minh se k lai
tim x biet
x+100=100^2
ai k minh minh k lai
x+100=100^2
x+100=1000
x=1000-100
x=900
ai k minh thi minh k lai
Tim x thuoc Z biet:
a, |x-5|+x+3=16
b, |x-5|-7≥9
c, |x-4|>x+2
d, ||x+5|-4|=3
khan cap ngay mai minh phai nop roi
lam nhanh va cach lam day du minh se tick
a)x=9
d)x=-12;-6;-4;2
khẩn cấp thì ghi đáp án cho nhanh
tim x biet
5(x+4)-3(x-2)=x
ai giai nhanh va dung nhat se duoc minh like
5(x+4)-3(x-2)=x
=>2(x+13)=x
=>2x+26=x
=>x-2x=26
=>-x=26
=>x=-26
5(x+4)-3(x-2)=x
\(\Leftrightarrow5x+20-3x+6=x\)
\(\Leftrightarrow2x+26=x\)
\(\Leftrightarrow2x-x=-26\)
\(x=-26\)
tim x biet
3 phan x tru 5=am 4 phan x cong 2
ai giai xong minh k
\(\frac{3}{x}-5=-\frac{4}{x}+2\)
=> \(\frac{3}{x}+\frac{4}{x}=2+5\)
=> \(\frac{7}{x}=7\)
=> \(x=1\)
10 x 5 =
10 x2 =
10 x3=
ai k minh roi minh k lai
ok
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
\(\left|2x+1\right|-x=5\)
\(\Rightarrow2x+1-x=5\)
\(\Rightarrow x+1=5\)
\(\Rightarrow x=5-1\)
\(\Rightarrow x=4\)
Tim x thuoc Z biet:
a, |x-5|+x+3=16
b, |x-5|-7≥9
c, |x-4|>x+2
d, ||x+5|-4|=3
Lam nhanh ho minh
AI LAM NHANH VA CACH LAM DAY DU MINH SE TICK CHO
kHONG CAN LAM HET TAT CA CAC CAU
20^2+x=500
tim x
ai k minh minh k lai
\(20^2+x=500\)
\(x=500-20^2\)
\(x=500-400\)
\(x=100\)
\(20^2+x=500\)
\(400+x=500\)
\(x=500-400\)
\(x=100\)
10 x 10 = ....?
ai k minh roi minh k lai
ok
=100
nhưng bn phải k mk trước
rùi mk k bn sau
nha papy yến nhi