7 multiply by three u get 21 then add it to the number 28 add u get the answer 49
Combine the terms. Note that: one positive and one negative sign results in a negative sign.
Simplify: 5 + (-4) = 5 - 4 = 1
1 + (-7) = 1 - 7 = -6
-6 + 2 = -4
-4 is your answer
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Answer: (a)
Step-by-step explanation:
Suppose the original function is 
To shift it 2 units right, replace x by x-2 such that

So, the function becomes 
Answer:

Step-by-step explanation:
using the rule of exponents
= 
note that 6 =
, then
=
= 