At what value of x do the graphs of the equations below intersect?

2x – y = 6

5x + 10y = –10

x=

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?