arayahsmckoy arayahsmckoy

24-03-2021
Mathematics

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chinmayeeBTS chinmayeeBTS

24-03-2021

y - 4 = x ——(1)
y = 3x
y = 3(y-4)
y = 3y -12
y -3y = -12
-2y = -12
y = 12/2
y = 6
Substitute y = 6 in (1)
6-4 = x
x = 2

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