emansherif0205
Answered

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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 :

ferrybukantoro

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)

miocha09

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:

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