nealyangela nealyangela

11-03-2022
Mathematics

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Which method is the best way to solve the system shown below? 3x + 4y = 12 3x - 4y = 5

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ramylan00 ramylan00

11-03-2022

Answer:

[tex]3x + 4y = 12 \\ 3x - 4y = 5 \\ 6x = 17 \\ x = \frac{17}{6} \\ 3 \times \frac{17}{5} - 4y = 5 \\ 51 \div 5 - 4y = 5 \\ \\ 10.2 - 5 = 4y \\ y = \frac{5.2}{4} [/tex]

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