solve the pair of linear equation by elimination method 7s-9t=3. 14s-9t
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Step-by-step explanation:
14s - 9t= 0--(1)
7s - 9t = 3--(2)
(-) (+) . . .(-)
__________
7s=-3
Hence,
s=-3/7
Putting value of s in (2)
Thus, 7(-3/7)-9t=3
( - 3) -9t=3
9t=3+3
t=6/9
t=2/3
Hence,
s=-3/7,t=2/3
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