La suma de las edades de 3 personas es de 76 años. La grande tiene 20 años mas que la chica y la del medio el doble de años que la chica. Hallar las edades de las tres personas

Which system of linear inequalities is represented by the graph?

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog