The amounts of food waste generated in a region during two years were 37,500,000 tons and 30,400,000 tons. What was the total food waste generated over these two years in the region, expressed in scientific notation? 67.9 ⋅ 1014 tons
6.79 ⋅ 107 tons
67.9 ⋅ 107 tons
6.79 ⋅ 1014 tons

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What is not true about kl and mn? what is mn? (show your work)

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?