Question

3x+4y = 20 , x+y = 20 , find x & y​

Answer 1

Answer:

$3x + 4y = 20 \\ 3x + 3y = 60 \\ \\ y = - 40 \\ \\ x = 60 \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ </p><p></p><p>[tex]\huge{ \bold{ \pink{miss \:  \:  \: { \blue{ you \:  \:  \:  \: { \green{hola}}}}}}}$