you play video games online. when you sign up with the game site, you get  400400  points.  you earn  50  more points for each hour that you play.  how many hours do you have to play to get to 1,000  points?

7x+8y=-18, 4x-9y=-3 solve the system of equations

You put the following items into your rucksack. ham 600 g cheese 380 g tomatoes 270 g how much do all the ingredients weigh in total?

The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?