3x-y=7
y=3x-2
answer correctly please

Find the value of the cosine for angle a

Mr. jones determined that the equation y = 98 - 16/5 x could be used to predict his students' unit test scores, based on the number of days, x, a student was absent during the unit. what was the meaning of the y-intercept of the function? (by the way the 16/5 is a )

Students planted 6 equals size gardens on earth day. they divided each garden into three equal sections and planted herbs in 2 of the 3 sections what fraction of the gardens did the students plant with herbs.