Answer:

Step-by-step explanation:
Let
x----> that month's sales
y----> October earnings
we know that

-----> equation A
-----> equation B
Equate equation A and equation B and solve for x




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: if you simplify this it becomes 30=28 but this is a false statement so you would say 30≠28
Step-by-step explanation:
≠ means not equal
Answer:
400
Step-by-step explanation:
AAS.
The vertical angle.
The marked angle.
And the marked side.