Simplifica la siguiente expresión numérica. 5 – 15 :(-5)
(escriba su respuesta y no deje espacios en blanco)

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry