1. Why people from Asia move to North America?

Better life and to escape from disaster

Explanation:

People from other countries don't have as much freedom as people in America do, so most of the time people move here for more freedom and to get away from war, etc.

answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.