Can you solve this system of equations in 3 variables?
1a + 2b + 3c = 17
2a - 2b + 4c = 20
40 + 1b - 4c = -3

On saturday a souvenir shop had 125 customers. sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

What is another way to express 36 +32

These box plots show the number of electoral votes one by democratic and republican presidential candidates for the elections from 1984 through 2012. which statement best compares the spread of the data sets