Question

8) Find the value of (x+y) if 3x+y=11;
4x+3y=10 ? *​

Answer 1

u can see the equation of line intersecting each other

$\tt \therefore \: x = 4.6 \: \: and \: \: y = - 2.8$

x + y = 4.6 + (-2.8) = 4.6 - 2.8 = 1.8

$\tt \implies \red {(x + y) = 1.8}$