Задача Задача №3755790
А
А
\(\dfrac{5x-10}{x-2}=5\) при \(x\ne2\)
\(\dfrac4b+\dfrac5b=\dfrac9b\)
\(\dfrac{6a}{b}\cdot\dfrac{b^2}{12a}=\dfrac b2\)
\(\dfrac{y^2-16}{y+4}=y-4\) при \(y\ne-4\)
\(\dfrac{8x}{y}:\dfrac{4x^2}{y^2}=\dfrac{2y}{x}\)
\(\dfrac{x-3}{x+1}=3\Rightarrow x-3=3x+3\Rightarrow x=-3\)
Ответы: 1) \(5\); 2) \(\dfrac9b\); 3) \(\dfrac b2\); 4) \(y-4\); 5) \(\dfrac{2y}{x}\); 6) \(x=-3\).
