Ican’t solve this the teacher doesn’t teach well

So here are 4 rules when it comes to exponents:

When you raise a power to a power, you really just multiply the exponents: When you multiply 2 exponents of the same base, you add the exponents together: When you divide 2 exponents of the same base, you subtract the exponents: To convert a negative exponent into a positive one, flip it to its reciprocal:

Part A:

Part B:

Part C:

What is the question

The linear equation is: y=ax+b