Lines of latitude, also called parallels,
a. run in an east and west direction and measure distance north and south of the equator.
b. run in an east and west direction and measure distance north and south of the prime meridian.
c. run in a north and south direction and measure distance east and west of the equator.
d. run in a north and south direction and measure distance east and west of the prime meridian.

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation:

can someone me with this question:  

1) the end of the conflict between the north and the south didn’t just mark the end of a war; it marked the end of an entire way of life.” which statement best describes what this statement means?  

a) the southerners were no longer free and were controlled by the northern states.

b) the industrial economy in the north was not sustainable.

c) slavery became illegal, which changed completely the south’s labor force and the agricultural economy was destroyed.

d) the states decided to relinquish their independence and return to britain’s rule.