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23-05-2021
Mathematics

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Given m || n, find the value of x and y.
m(2y+19)
n(5x+28)(4x-11)

Given m n find the value of x and y m2y19 n5x284x11 class=

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Аноним Аноним

23-05-2021

Answer:

[tex]m || n \\ (4x - 11) + (5x + 20) = 180 \\ 9x + 9 = 180 \\ 9(x + 1) = 180 \\ x + 1 = 20 \\ x = 19 \\ \\ then \\ (4x - 11) = (2y + 19) \\ (4 \times 19 - 11) = (2y + 19) \\ 65 = 2y + 19 \\ 2y = 46 \\ y = 23[/tex]

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