Question

plzz solve one of this equatio

Answer 1

I got this solution
pls mark as the brainliest !!!

Answer 2

$x + y = 7 \\ x = 7 - y \\ 5(7 - y) + 12y = 7 \\ 35 - 5y + 12y = 7 \\ 7y + 35 = 7 \\ 7y = 7 - 35 \\ 7y = 28 \\ y = 4 \\ x + 4 = 7 \\ x = 7 - 4 \\ x = 8$