Answer:
x=-4
Step-by-step explanation:
-18=2+5x
Subtract 2 from both sides
-20=5x
-4=x
(4x + 2)° = (6x -10)°
4x + 2 = 6x - 10
4x -6x = -10 -2
-2x = -12
x = <u>-</u><u>12</u>
-2
x = 6°
= 20