Question

answer me these plz....16th one "a" and 17th one "a" and "b" both

Answer 1

16. a)
$x + 2y = 10 \\ (x \div 10) +( y \div 5) = 1.......(1) \\ 2x + 4y = 8 \\ (x \div 4) + (y \div 2) = 1...........(2)$