Which of the following best characterizes the broad shift in US culture that developed as the 1960s gave way to the 1970s? a) a protest against corporate greed and unfair wages
b) a challenge to reestablish a more secular society
c) a backlash against radical counterculture values
d) a return optimism and faith in the government

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69

immigrants from northern and western europe continued coming as they had for three centuries, but in decreasing numbers

but equal

explanation:

plessy v. ferguson (1896) is an important us supreme court decision that kept racial segregation based on "separate but equal". however, these racially segregated trains and places were not actually equal. plessy v. ferguson (1896) was finally overturned by brown v. board of education in 1954.