4x-y=0 8x+y=18
Use the matrix tool to solve the system of equations. Enter as an ordered pair

Anne is twice as old as bill, and bill is 3 years older than christie. the sum of anne s and christie s ages equal 72. find their age difference.?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?