What is the area of a square with a length of 2m and a width of 2m

If (a, b) is the solution to the system of equations shown above, and a and b are integers, then what is the value of a+b?

What is likely to happen if a new aggregate demand curve moves to the right? prices and output would drop, and the equilibrium point will stay the same. prices would rise, and output would drop in the short run. prices and output would rise, and the equilibrium point will change. prices would rise, and output would drop in the long run.

Berikan satu kepentingan terhadap komposisi udara di atmosfera bumi