Question

7x+11y-1=0, 8x+13y=2​

Answer 1

Answer:

7x+11y=1. (1)

8x+13y=2. (2)

multiplying both sides of equation 1 by 8 we get

56x+88y=8. (3)

multiplying both sides of equation 2 by 7 we get

56x+104y=14. (4)

subtracting equation 4 from 3

we get,

x=-0.44464

y=3/8