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10-04-2022
Mathematics

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based on the diagram given, find the value of x and y

based on the diagram given find the value of x and y class=

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xenia168 xenia168

10-04-2022

Answer:

x = 6 , y = 2

Step-by-step explanation:

81x + 10 = 5y + 486 ............ (1)

9x + 40 = 20y + 54 ............ (2)

(1) × 4 - (2)

315x = 1890

x = 6 -------> (2)

9(6) + 40 = 20y + 54

20y = 94 - 54

y = 2

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