X+3y=6 x=6-3y it has to be solved by substitution ​

Asap (explain how you got it as well for brainliest)i tried 1: 2 and 2: 3 and they were wrong.picture of figure: in the figure below, the segment is parallel to one side of the triangle. the ratio of 12 to y is1: 21: 31: 42: 3

What signals you that factoring by grouping is the best method to use when factoring a problem?

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?