Angle Relationships
Please reply with explanation as well thanks

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Which letters from the table represent like terms? a and b b and c a and d b and d

To finance her community college education, sarah takes out a loan for $2900. after a year sarah decides to pay off the interest, which is 4% of $2900. how much will she pay