Shana, who lives in Canada, and Pearl, who lives in Pennsylvania, were discussing the weather. Shana complained about the cold temperature of -20°C. Pearl, who lives in Pennsylvania, mentioned that her temperature was the
opposite of Shana's. Which is the correct way to represent the opposite of Shana's temperature is equal to Pearl's"?
-20 - 20
O-(-20) =-20
O -(20) --20
-(-20) = 20

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below. correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance. what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab