The us uses roughly 4.0 million gigawatt-hours per year in electricity. currently 50% of out electricity comes from coal. if every 1.0 kilowatt-hour of coal burned releases 2 lbs of carbon dioxide, how much carbon dioxide is released from burning coal for electricity each year in the us?

answer

see attachment

explanation

the given function is

this function has y-intercept at

-4 and a slope of 2.

note that, the graph has a positive slope.

the graph that represents this function is the straight line that moves upward from left to right.

the graph touches the y-axis at -4.

the correct choice is the graph shown in the attachment.

81 seats

step-by-step explanation:

if you multiply 0.65 times 125 then you get 81.5 seats. well since you can't have half of a seat you have to round down and get 81 seats in the no children zones. that leave 44 seats outside of the no children zone.