Question

14. Solve x + y = 14, x - y = 4 by substitution method​

Answer 1

Answer:

x=9

Step-by-step explanation:

x+y=14--------1

x-y=4----------2

Subtracting 2 from 1 we get-:

x+y=14

x-y=04

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2x=18

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If 2x =18

x=18/2

x=9