<span>20 + y > 50 Theres your answer</span>
a function is a relationship or expression involving one or more variables. It has a set of input and outputs. Each input has only one output. The function is the description of how the inputs relate to the output.
Answer:
205 years
Step-by-step explanation:
E=68 years
C=E+17=68+17=85 years
D=E-16=68-16=52 years
Total=E+C+D=68+85+52=205 years

Since 5 is divisible by 10 and 5, we can factor out a 5 from both terms.
I think it is 47 not sure