Looking for trustworthy answers? Westonci.ca is the ultimate Q&A platform where experts share their knowledge on various topics. Experience the convenience of finding accurate answers to your questions from knowledgeable professionals on our platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

A pair of equations is shown below:

y = 7x − 8
y = 5x − 2

Part A: Explain how you will solve the pair of equations by substitution or elimination. Show all the steps and write the solution. (5 points)

Part B: If the two equations are graphed, at what point will the lines representing the two equations intersect? Explain your answer. (5 points)


Sagot :

Step-by-step explanation:

y = 7x − 8

y = 5x − 2

A. by substitution :

y = y

7x-8=5x-2

7x-5x=-2+8

2x=6

x=3

y = 7(3)-8

y=21-8

y=13

B.

the point of intersect is the coordinate of the solutions of two equations => (x, y) => (3, 13)

Answer:

y = 7x − 8

y = 5x − 2

A. by substitution :

y = y

7x-8=5x-2

7x-5x=-2+8

2x=6

x=3

y = 7(3)-8

y=21-8

y=13

B.

the point of intersect is the coordinate of the solutions of two equations => (x, y) => (3, 13)

Step-by-step explanation: