Answer:
A
Step-by-step explanation:
87.75-7.25=80.50
For AD to be parallel 2x+4º should be equal to 79º
2(37)+4 = 78º
78º<79º
Since they aren't equal the lines are not parallel to each other.
Answer:
-4.2
Step-by-step explanation:
Answer:
9y + 5x
Step-by-step explanation:
5y + 2y +6x +2y-x
(5 + 2 + 2)y + (6 - 1)x
9y + 5x