Please help! 1) Write a story about temperatures that this expression could represent:

27 + (–11)

2) Write an expression to represent this situation:

“On Tuesday at lunchtime, it was 29° C. By sunset, the temperature had dropped to 16° C.”

sorry  this one but im sure someone can help you

3, 12, 48, 384, 1536, 6144, 24576, 98304

step-by-step explanation:

just keep timing it by 4.

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answer: d.) the total number of protons and neutrons is 15

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