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15-09-2021
Mathematics

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y=x+6 and x+y=14 in substitution method

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hnori22003 hnori22003

15-09-2021

y = x + 6

y = - x + 14

_________ +

y + y = x - x + 6 + 14

2y = 20

2y ÷ 2 = 20 ÷ 2

y = 10 & x = 4

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