X+3y-z=2

x+y-z=0

3x+2y-3z=-1

Lia, Phil and cam raised to $200.30. phil made 12.80 more than lia and cam made 3 time as much as lia. How much did each person made

What is the value of x? O 2 units 3 units 5 units 8 units A X D

So I'm taking geometry online as a summer course since I failed my 1st semester. After completing it, when I return back to school do I have to take a test in order to advance and move on to another math?

A photograph has a length that is 6 inches longer than its width, x. So its area is given by the expression x (x+6) square inches. If the area of the photograph is 112 square inches, what is the width of the photograph?

Solve the inequality 25 > - (4y + 7)

Joe wanted to know more about how the cost of fertilizer for his lawn-care business was changing. The cost of a bag of fertilizer just increased from $8 to $15.

Madison bought an empty lot for $2,000 and later sold it for a 25% profit. How much did Madison sell the lot for?

There are 12 boys and 16 girls in one class. Is the ratio remains the same for the whole school, How many more girls than boys are there if the school contains 375 boys

2s+4=5 (-4-2s) 2s+4=5 (-4-2s) 22s+4=5 (-4-2s) 2s+4=5 (-4-2s) 2

seans mom asks how long his homework will take. He tells her that he needs to read for 25 minutes and also do so math problems that will take M minutes altogether whose whom work will take H minutes