Please help Please I can’t fail this test Use elimination to solve the system
2x+y=-1
-3x+2y=12
(They are the same problem please help me please)

If 1 km = 0.621 miles, how many miles are in a centimeter

The highest point on earth is the peak of mount everest if you climb to the top you would be approximately 29,035 feet above sea level at remembering that amount is 5280 feet percentage of the height of the mountain would you have to climb to reach a point 2 miles above sea level

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16