Answer:
B
Step-by-step explanation:
The expression can be written as

The - can be taken out from under the radicand and a 2 can be factored out of the expression to leave you with the expression

Answer: 5 Hours
Step-by-step explanation: <em>Divide 2 by 16 to get how many hours it takes to run 1 mile. Then multiply that number by 40 to get how many hours it would take run 40 miles.</em>
Answer:
D
Step-by-step explanation:
none of the others make sense
Answer:
rationalize my skill capability
Step-by-step explanation:
Answer:
more the letter x is often used in algebra to mean a value that is not yet known is is calld a variable or sometimes an unknown. in x+2=7,x is a variable but we can work out its value if we try