Find the solution of this system of equations 4x - 5y= -12 -x + 5y= 18

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

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

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b