Question

solve 7x+5y=43 thanks if you see this!!!

Answer 1

7x + 5y = 43 --------(i)

5x + 5y = 5 --------(ii)

for solving, eqn (i) - eqn (ii)

7x + 5y = 43

5x + 5y = 5

- - -

__________

2x = 38

=> x = 19

putting x = 19 in eqn (ii)

we get, y = -18

(x,y) = (19,-18)

Hope it helps...