8. The cost of 3 markers and 2 pencils is $1.80. The cost of 4 markers and 6 pencils is $2.90. What is the cost of each item? Include appropriate units in your answer. X=marker cost y-pencil cost 3x+2y= 1.80 4x+6y=2.90 If the markers are on sale for 10% off, what is the new cost of all of the items ordered?