hollylloyd hollylloyd

28-06-2022
Mathematics

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x-2y=15
x-3=4y
Simultaneous equation find x and y

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youreuphoria5 youreuphoria5

28-06-2022

Answer:

x = 27, y = 6

Step-by-step explanation:

x - 2y = 15

x - 4y = 3 (rearranged the orginal equation)

x - 2y = 15

- x - 4y = 3

___________

2y = 12

y = 6

Plug this value in any original equation

x - 2(6) = 15

x = 27

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