Answer:
x=20
Explanation:
3x-10+5x+30=180 (co-interior angles=180)
8x+20=180
8x=160
x=20
Answer:
Environment plays an important role in living and the existence of life on earth. Earth is a home for many living species and we all are dependent on the environment for food, air, water, etc.
Explanation:
Because it want to be big.
C because velocity is speed and direction