Question

solve via substitution method -
x+3y=8
3x+4y=5​

Answer 1

Answer:

wait

Step-by-step explanation:

3x+9y=24.......1

3x+4y=5...... .2

Answer 2

Answer:

$x + 3y = 8 \times (3)\\ 3x + 4y = 5 \\ - \: \: \: \: - \: \: \: \: \: - \\ = = = = = = = = = \\ 9y - 4y = 24 - 5 \\ \\ = > 5y = 19 \\ \\ y = \frac{19}{5} \\ \\ \\ x + 3y = 8 \\ x + 3 \times \frac{19}{5} = 8 \\ \\ \\ = > x = 8 - \frac{57}{5} \\ \\ x = \frac{40 - 57}{5} \\ \\ \\ = > > x = - \frac{17}{5}$

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