For this case we must resolve the following expression:

So:

By law of multiplication of signs we have:

Also:

Finally, we have that the expression is equivalent to:

ANswer:

Answer:
He is 7 decades old.
Step-by-step explanation:
Well, you just need to put this into calculation
6 + 1 + 3 - 5 - 4
= 1
The answer is B. 1 more run
hope this helps
Answer:
A is the correct answer
Step-by-step explanation:
The radius is half of the diameter. So it has to start from point 'A'. The only choice using point A is TA, so choice A is the correct choice
Other radii could be AG, AP, or AR, but none of those choices are listed.