Officials at the united states mint believe that the sacagawea dollar coin will be used more as a substitute for four quarters rather than for the dollar bill because its weight, only 8.1 grams, is far less than four quarters, which weigh 5.67 grams each.

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Aflower has 26 chromosomes. to create a new flower, how many would a sperm cell have what is called?

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points