Si a + b = ab, pero b + c = bc cuánto sería a + c, si a es la raíz cuadrada de 169 multiplicado por 2, b es la suma de la división de 15 sumando 12, y c es el resultado de los antiguos resultados de ab restando 16 ¿Cuánto es ac + ab?

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels