17. At the school store, 3 pens and 2 notebooks cost a total of $12, while I pen and 3 notebooks cost a total of $11. This can be represented by the system of equations,
where x stands for the cost, in dollars, of pens, and y stands for the cost, in dollars,
of notebooks.

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.