Answer: y = 19.5; x = 66.75
Step-by-step explanation:
[tex]2x+3=12y-2x+36\\\\Add (2x)\\\\4x+3=12y+36\\\\Subtract(3)\\\\4x=12y+33\\\\Divide(4)\\x = 3y+8.25[/tex]
[tex]2x+3=7y\\\\Subtstitute\\\\2(3y+8.25)+3=7y\\\\Distribute\\\\6y+16.5+3=7y\\\\Combine like terms\\\\6y+19.5=7y\\\\Subtract (6)\\\\y=19.5[/tex]
Hope it helps <3