Find the 6 letters word for the code

Ahoy! Come aboard ye linear voyage of yer lifetime. We pirates aren't exactly the way you see us on the television. We don't bury our gold or have treasure maps, but we do live by a code! E Jack Each 'o th' pirates has their own linear equation. When ye graph it, th' 3y = -2x +6 line gunna cross a letter to reveal a piece o' th' code. Savvy? y = -3 x+2 A M R A Uzzy w 4x + 2y =-14 Y =-2x- 7 F X B Roberts 5y - x = - J Y = 5 X - 5 P y H hook 2x - 5y = 0 y = 3x Z T E Q Elizabeth N P y - 6 = =(x - 2) Y= 7X +5y Silver D G 4x - y+ 6=9 y = 4x - 3V Now use th' letters uncovered from thi lines to unscramble an extra important pirate word. Ye gunna need it if ye want to call a truce. P E A