Cara's brother is 7 years old.
14 is twice as much as 7 (7 * 2 = 14).
Answer:

Step-by-step explanation:

Answer:
-80
Step-by-step explanation:
We have to do the parentheses first because it's part of PEDMAS.
-2x-5= 10
Next, we take 10 times -8
-8 x 10= -80
There you go! Hope this helps!