At 12 noon in anchorage, alaska, janice noticed that the temperature outside was 12°f. the temperature dropped at a steady rate of 2 °f per hour. at what time was the temperature−4 °f?

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

In the next 10 month, colin wants to save $900 for his vacation. he plans to save $75 each of the first 8 months. how much must he save each of the last 2 months in order to meet his goal if he saves the same amount each month ?

Which math statement does not contain a math variable ?