add c to d, multiply a by the result, then divide what you have by b
Add c to d:
d + c
Multiply a by the result:
a(d + c)
then divide what you have by b:
a(d + c)/b
Add c to d:
d + c
Multiply a by the result:
a(d + c)
then divide what you have by b:
a(d + c)/b