Whats the answer for 2x+3y=-13

I would appreciate all of the work please and thank you

Danny draws a transversal, t, on two parallel lines ab and cd, as shown below: he makes the following table to prove that the alternate interior angles are equal: which is the missing justification? (6 points) corresponding angles formed by a transversal on parallel lines are supplementary. corresponding angles formed by a transversal on parallel lines are congruent. co-interior angles formed by a transversal on parallel lines are congruent. co-exterior angles formed by a transversal on parallel lines are congruent.

In a school 2/3 of the students study a language of those who study a language 2/5 study french

Write 17/20 as a decimal and as a percent.