Question

Solve the following pair of linear equations graphically:
x – y +1 =0
x + y = 13

Answer 1

Answer:

Step-by-step explanation:

4x−6y−34=0

4x+y−13=0

−−+

−−−−−−−−−−−−−

−7y−21=0

y=−3

2x−3(−3)−17=0

2x+9−17=0=7⇒2x=8

x=4

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Answer 2

Answer:

X =7 , Y=7

Step-by-step explanation:

PLZ Using substitution formula to solve this equations. It's a very easy method to solve.

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