The distance between both points is 11
Answer:
Put 4 in the place of x then you'll get

X+20 because x= origanal amount +20 more
You can just put the 10 over 1 and multiply across. Then simplify! Hope this helps (:
Answer:
The answer is A.
Step-by-step explanation:
This is Associative Law, a + (b+c) = (a+b) + c .