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