¿Qué propiedad usamos para deshacernos
del paréntesis?

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

How do you write 0.5% as a fraction

Acertain drug is made from only two ingredients: compound a and compound b. there are 3 millimeters of compound a used for every 4 millimeters of compound b. if a chemist wants to make 693 milliliters of the drug, how many milliliters of compound a are needed?