Tìm x, y biết :
\(\frac{5x-1}{3}=\frac{7y-6}{5}=\frac{5x+7y}{4x}\)= 7
Tìm x, biết:\(\frac{5x-1}{3}=\frac{7y-6}{5}=\frac{5x-7y-7}{4x}\)
tim x;y
\(\frac{5x-1}{3}=\frac{7y-6}{5}=\frac{5x+7y-7}{4x}\)
\(\frac{5x-1}{3}\)= \(\frac{7y-6}{5}\)= \(\frac{5x-7y-7}{4x}\).Tìm x,y
\(\frac{5x-1}{3}\)= \(\frac{7y-6}{5}\)= \(\frac{5x+7y-7}{4x}\)
Tìm x,y,z
tìm x;y\(\left(x-7\right)^{x+1}-\left(x-7\right)^{x+1}\)=0
\(\frac{5x-1}{3}=\frac{7y-6}{5}=\frac{6x+7y-7}{4x}\)
bai 1 Tìm x,y \(\frac{5x-1}{3}=\frac{7y-6}{5}=\frac{5x-4y-7}{4x}\)
tìm x,y biết:
a \(\left(x-7\right)^{x+1}-\left(x-7\right)^{x+11}=0\)
b \(\frac{5x-1}{3}=\frac{7y-6}{5}=\frac{5x+7y-7}{4x}\)
c \(\left|x+5\right|+\left(3y-4\right)^{2010}=0\)
Tìm x biết: (5x-1)/3=(7y-6)/5=5x+7y-7/4x.
