Given the system of linear equations. x - y = 5
4.2 + y = 10
Part A: Use substitution to find the solution to the systems of equations. Include all of your work in your final answer.
Part B: Algebraically verify your answer to Part A. Include all of your work in your final answer.
Part C: Graphically verify your answer to Part A. In your final answer, include the graph.

your answer is a

step-by-step explanation:

4*4*4*4=256

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150