Answer:

Step-by-step explanation:
Eleven and seven-hundredths 
(Here,
denotes the hundredth)
Four and twenty-five hundredth 
Therefore,
Sum of Eleven and seven-hundredths added to four and twenty-five hundredth = 



Answer:

Step-by-step explanation:

Square both sides.



It is C. Because it says that 8+ the product of 2 and a number to the third power, what it means 2×m cubed. So it is 8+2m (cubed)
Answer:
Tips or taxes add money to a bill. This is the same as a markup. Markdowns are the same as discounts. They take a percentage off a bill
Step-by-step explanation:
Answer:

Step-by-step explanation:
Simply equate the equations:
-2x+7=5x-7
14=7x

Put this in one of the equations again.
$ y=-2(2)+7$
$\implies y=-4+7= \boxed{3}$