Answer is B, the graph increases by about 0.28 per year
Triangular prism: 2 bases and 5 faces
Pentagonal prism: 2 bases and 7 faces
8x -5+2 x
8x+2x-5 ( combine like terms)
answer:
10x-5 or -5+10x
Just divide 100% by 80% and multiply that answer by 5. I'm pretty sure that's how you do it.
According to the data of December 2017, the most poorest countries in the world are in Africa (Guinea, Somali, Mozambique, Burundi, Malawi, Liberia, Central African Republic, Niger), the most poorest is Central African Republic.
Its economic basically is dependent on diamonds export, the most of the diamonds is soled on the 'black' market, which allow to pass the taxes of government...