Domain: Exercises with fractions

$\frac{6}{x+5}=1$

What is the field of application of the equation?

$x\operatorname{\ne}-5$

$\frac{25a+4b}{7y+4\cdot3+2}=9b$

What is the field of application of the equation?

$y\operatorname{\ne}-2$

$\frac{xyz}{2(3+y)+4}=8$

What is the field of application of the equation?

$y\ne-5$