Why were standardized math symbols important to the field of mathematics? They allowed bankers to keep track of money.
They made it easier to use the scientific method.
They made it easier for people to understand calculations.
They led to the creation of schools to teach mathematics.

d is correct the right of the people to be drafted into the armed forces.

hope this let me know if it is right.

answer; ///i believe that the correct answer is refrigerants,(like r12) and aerosol

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.