Answer:
x=-2/7
Explanation:
you have to let x be on one side so you subtract -30x to each side.
16x-30x-12=30x-30x-8
-14x-12=-8
now you gotta add 12 to each sides to delete -12.
-14x-12+12=-8+12
-14x=4
divide -14/14x=14/4
-x=2/7
x=-2/7
hope this helps!