Answer:
See below
Step-by-step explanation:
We want to prove that

Taking the RHS, note

Remember that

Therefore,

Once

Then,

Hence, it is proved
Answer is D :)
hope it helps
The amount save by Marcia in interest by consolidating the two balances is $133.92.
<h3>What is the total payment for APR of 16%?</h3>
The total monthly payment for APR of 16% is calculated as follows;
Total monthly payments for 16% =$39.38x48 = $1890.24
<h3>What is the total payment for APR of 12%?</h3>
Total monthly payments for 12% APR = $36.59*48 = $1756.32
<h3>Amount saved by Marcia</h3>
A = $1890.24 - $1756.32
A = $133.92
Learn more about APR here: brainly.com/question/2772156
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Answer:
0
Step-by-step explanation:
3x+21=3(x+7)
3x+21=3x+21
3x-3x=21-21
0x=0
x=0
9514 1404 393
Answer:
B
Step-by-step explanation:
The equation that can be used to solve the system is the one that equates the two expressions for y. (Choice B)