Which problem situation corresponds the equation 12.5 + x = 62.5

i need help please

How do the graphs of y = 1/x and y=5/x+6 compare?

Plz hurry evaluate the expression a+b where a=8 and b=19

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.