Answer:
24
Step-by-step explanation:
x=2
x³+7x+2
2³+14+2
8+14+2
24
-x+3x=2x
2x=2+6
2x=8
8/2=4
x=4
Answer:
x=84
Step-by-step explanation:
the sum of the angles in a pentagon is always 540 so do
540-131-108-107-110=84
60 hope this helps!!!!!!!!!!!!!!!
That would be the commutative property
