Question

Find solution of the linear equation x+y=14and,x-y=4 1)x = 9, y = 5 2)x = 5, y = 9 3)x = 7 , y = 7 4)X = 10, y = 4​

Answer 1

Answer:

x=9,y=5

x+y=14

x−y=4

Add the 2 equations,

2x=18

x=9

Substitute in first equation.

(9)+y=14

y=5

Thus x=9 and y=5

Answer 2

Answer:

X=9

Y=5

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