Answer & Explanation
ANS: 19
EQ 1=> X × X = 16 => X^2 = 16 => X = 4
EQ 2=> X + Y = 12 => 4 + Y = 12 => Y = 8
EQ 3=> Z – Y = 3 => Z – 8 = 3 => Z = 11
EQ 4=> Z + 2X => 11 + 2(4) => 19
EQ 1=> X × X = 16 => X^2 = 16 => X = 4
EQ 2=> X + Y = 12 => 4 + Y = 12 => Y = 8
EQ 3=> Z – Y = 3 => Z – 8 = 3 => Z = 11
EQ 4=> Z + 2X => 11 + 2(4) => 19