Answer:
Step-by-step explanation:
x+y=26
x-y=9
by process of elemination
2x=35
x=17.5
17.5+y=26
y=8.5
The answer could be c or a
Answer:
= 
Step-by-step explanation:
In this case in order to simplify we need to know what the "power rule of exponents" is. Simply speaking this rule states that when you raise a power to a power you multiply the exponents. So in our case we ill get the following
= 
In order to get 42 we used the power rule which I mentioned earlier.
Answer:
you subtract the number by 3
Step-by-step explanation:
the pattern is x-3 so the pattern is subtracting the number by 3 every time
Answer:
-20 gallons per minute
Step-by-step explanation: