Acompany produces 3 types of widgets. on a given day, the company was able to produce 9 total widgets (combining all 3 types). widget a costs $3 to produce, widget b costs #2 to produce, and widget c costs $1 to produce. the cost to produce the widgets each day is $18. the company produces one more widget b than the sum of the widgets a & c. how many of each type of widget is produced?

set up three equations with three variables. then, use a matrix to solve for the number of each type of widget.

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If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

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?