Question

find the value of x and y. x+y=14 and x-y=4​

Answer 1

Answer:

Add both equations,

2x = 18

x = 9

Put value of x in x + y = 14

9 + y = 14

y = 5

Answer 2

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Step-by-step explanation:

(1) = x + y = 14

put y = 1

x + 1 = 14

x = 14 - 1

x = 13

(2) = x - y = 4

put x = 1

1 - y = 4

y = 4 + 1

y = 5