The answer is b gjfjkfjrurjdjhzjdjdjdjduueeueuueurjr
<span>m∠CED = 180° − m∠DEB= 90 degrees, by reason corresponding angles of parallel lines are congruent
</span>m∠CFD = 180° − m∠AFD = 90 degrees by reason corresponding angles of parallel lines are congruent
Answer:

Step-by-step explanation:
Distribute the 4

Subtract the 7

Subtract y and add 1
Answer
no answer
Step-by-step explanation:
there is no number that would be negative when square up