Answer:
I'm pretty sure it's 12.55
Step-by-step explanation:
it equals -1
you can think of it as 7-6=1 and at the end you can just add the negative sign
Hope it helps :))
(x+1)-5(x+1+3)
(x+1)-5(x+4)
x + 1 - 5x - 20
-4x - 19
C. Only one pair of sides is parallel.