Suppose the government imposes a 20-cent tax on the sellers of artificially-sweetened beverages. The tax would shift

The 20-cent tax would shift the demand curve to the left and the supply curve to increase the equilibrium price but the quantity demanded low as the price has been increased due to increased tax which is now included in the cost of the product. Since the product is not an inelastic product, the increase in the price would lead to the reduction in quantity demanded by the people as they would switch towards substitutes or could just simply reduce their consumption towards the artificially sweetened beverages.

Hope this clear things up.

Good luck and cheers.

you have to put the parentheses like this:

in fact, you have to perform the operation inside parentheses first, and then proceed in order:

among other factors, composers started writing dynamic markings in their scores because "new instruments allowed for more dynamic ranges and contrast."

dynamics allude to the loudness or softness of music. dynamics offer an approach to demonstrate articulation in sheet music. they to drive the enthusiastic substance of music through volume and force. maybe you could alter both the volume and the shading profundity on your screen at the same time. we can likewise think about the force side of elements as the quality of a note. a few notes are intended to be played delicately and gently, while others are intended to be played all the more firmly.  

some dynamics markings have a letter 'm,' which remains for mezzo, signifying 'medium.' so a mezzo piano unique stamping resembles this (mp) and intends to play medium calm, while a mezzo specialty dynamic resembles this (mf) and intends to play medium loud.