Tyler’s math class found that it would take 2.5×108 dollar bills to cover a square mile area. The surface area of the United States is about 3.8×106 square miles. About how many dollar bills are needed to cover the United States? 6.3×1014 9.5×1014 6.3×1048 9.5×1048

answer: when you burn wood, the carbon reacts with the oxygen in the air to create ash and smoke. that is a permanent change you cannot undo that.

step-by-step explanation:

2(2x + 3) = -4 + 2(2x + 5)

4x + 6 = -4 + 4x + 10

4x + 6 = 4x + 6

4x - 6 + 6 = 4x - 6 + 6

4x = 4x

x = x

unlimited solutions.

the five is the numerator