In Juneau, Alaska, the temperature was −15°F in the afternoon. As a cold front approached, the temperature dropped 9°F. Write a subtraction expression to determine the new temperature. Then determine and interpret the difference.

it is x=-4

step-by-step explanation:

for this case we have that by definition, the surface area of a cylinder is given by:

where:

r: it is the radius of the cylinder

h: it is the height of the cylinder

we can also rewrite it as:

where:

la: it's the lateral area

ba: area of the base

option a