Help Will mark brainiest please help

Marie drew the triangle shown. she wants to draw a second triangle that is different from this one. use the drop-down menus below to complete the statements about the second triangle.

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong