Y = 3x - 7 . . . . . (1)
6x - 2y = 12 . . . (2)
Putting (1) into (2) gives
6x - 2(3x - 7) = 12
6x - 6x + 14 = 12
14 = 12
Therefore, there is no solution.
Short side is 4, long side is 8.
Math: I made a rectangle with double the area. I took that number and found the multiples. 1x32, 2x16, 4x8. 4 is half of 8, so its the shorter side.
Ant because milligrams are the smallest unit
Answer:
The increase is 
Step-by-step explanation:
Let
x------> the increase
we know that
To find how much is the increase multiply the percentage in decimal form by the last years's sales
so


I'm assuming that you're looking for the number of times Nan rode the Ferris Wheel. The question says that 8 times is twice as many times as the Ferris Wheel, so you would divide 8 by 2 to get 4. Nan rode the Ferris Wheel 4 times.