Answer:
B
Step-by-step explanation:
Answer:
The answer is D
Step-by-step explanation:
Answer:
X=2y-3
Step-by-step explanation:
Let Rebecca's age be x
Let Anthony's age be y
Twice Anthony =2y
Rebecca's age (x) to be 3 years younger than twice Anthony's =2y-3
So, it's x=2y-3
Answer:

Step-by-step explanation:
Given

Required
The exponent form
We have:

Apply the following law of indices;

So, the expression becomes:
