Simultaneous equations 5x-6y=16 3y+2y=4

Shreyas Karnik asked Apr 19, 2023

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15 votes

Simultaneous equations
5x-6y=16
3y+2y=4

Shreyas Karnik asked Apr 19, 2023

2.7k points

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12 votes

Answer:

$\left \{ {{x=4(4)/(25)} \atop {y=(4)/(5)}} \right.$

Explanation:

$\left \{ {{5x-6y=16} (1)\atop {5y=4} (2)} \right.$

$\therefore y=(4)/(5)$

Substitute into equation (1)

5x-6*(4)/(5)=16

5x-(24)/(5)=16

$25x-24=80\\25x=104\\x=(104)/(25)\\=4(4)/(25)$

Peterretief answered Apr 24, 2023

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