Which expression is a factor of 3xy + 2x − 18y − 12? x + 6 x + 3 2 + 3y 3x − 2y

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.