3/5 +2/5= this is a fraction i’m trying figure it out

Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?

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