Answer:
B
Step-by-step explanation:
in table B if x = 1 y cannot equal both 1 and -1
no function can have x equal to two or more unique y's
9(7 + 8) = (9 x 7) + (9 x 8) = 63 + 72 = 135

Length of the room is 5 m and width is 5 + 2 = 7 m.
Hope this helps.
r3t40
Answer:
Their unit rate was 1 2/5 miles per hour.
The correct answer is: "two-fifths over two-sevenths equals one and two-fifths miles per hour
Step-by-step explanation:
Answer:
The correct options are A and B.
Step-by-step explanation:
The angles are represented by three capital letters like: ABC or DEF. In these names middle letter represent the vertex of the angle.
The order or first and last letter does effect the angle. It means

We have to find the angle with a vertex at Y. It means the middle letter must be Y.
In option A and B the middle letter is Y, therefore both options are correct.
In option C and D the middle letter is not Y, therefore both options are incorrect.