Answer:

Step-by-step explanation:
Given

Required
Simplify
Rewrite as:

Take LCM

Apply law of indices

Answer:
y⁷/x⁵ , I hope this helps
Answer:
Jake's error in step 3
Step-by-step explanation:
we have

Complete the square
step 1
Group terms that contain the same variable, and move the constant to the opposite side of the equation

step 2
Complete the square. Remember to balance the equation by adding the same constants to each side


step 3
Rewrite as perfect squares

Jake's error in step 3
He placed 6 instead of 3 in the left side
step 4
take square root both sides

step 5

step 6

step 7
x=5 and x=1
Answer:
900
Step-by-step explanation:
(n-2)*180
5*180=900
Answer: 384 or 528 depending if you have to add the interest he already earned
Step-by-step explanation: