The temperature in NYC is x degrees Celsius. The temperature in San Francisco is one-half of the temperature in NYC. Both cities will have the same temperature if the temperature in NYC increases 7 degrees, and the temperature in San Francisco increases 4 degrees. This situation is represented by the equation . What is the temperature x in NYC?

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?