If 5b=6a+16 and 9a=7b-20, then what is the value of 3a-2b?
a) -8
b) -4
c) 4
d) 8

What type of animal might be preserved in a tar pit

Time's up got my coins up, my bars up, soon we find 'em we gon' slide 'em, we lined 'em, straight reclined 'em pistol grip, i got all kinds of, i'm not your driver shot gon' hit him, he won't answer, i'm blowin’ ganja so much work, they call me old school, i remind ya that bisshhh you think you got is not you, where you find her? she a kickstand, a big fan, i get behind her then i slid it in, i win, i win, ayy

The measure of the angles supplement is 30 more than four times that of its complement. find the measure of the angle described