solve x+y=14,x-y=4 by subsitution method
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Answer: soltion ; ⇒ x + y = 14 ... (i)
⇒ x - y = 4 ... (ii)
From equation (i), we get
⇒ x = 14 - y ... (iii)
Putting this value in equation (ii), we get
⇒ (14 - y) - y = 4
⇒ 14 - 2y = 4
⇒ 10 = 2y
⇒ y = 10/2
⇒ y = 5 ... (iv)
Putting this in equation (iii), we get
⇒ x = 9
Hence, x = 9 and y = 5
Step-by-step explanation:
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