2x + 4y = 1

3x - 5y = 7

solve the simultaneous equations x

(x, y) = (3/2, - 1/2)

Step-by-step explanation:

2x+4y=1 / *3

3x-5y=7 / * (-2)

6x+12y=3

-6x+10y=-14

...

/ 22y=-11

y = - 11/22

y = - 1/2

2x+4 * (-1/2) = 1

2x-2=1

+2 + 2

2x=3

x=3/2

so the solutionis (x, y) = (3/2, - 1/2)