Answer:
I know you asked for help 2 WEEKS ago... but I just took the test today on Schoology (12.1.2020) but the Angle Pair: Same Side Interior || Equation: 2x + 7x -9 = 180 || x = 21
Explanation:
I wanted to answer this because someone (anyone) out there can be looking up the answer JUST like I did and will be leaded to THIS answer...
God Bless