Answer:
A) x² + 7x - 9
Step-by-step explanation:
Deduct\Add each like-term to arrive at your answer.
Answer:
a(x) and d(x)
hope that helps, have a good day!
dont forget my brainliest.
Step-by-step explanation:
Answer:
A, B, and D good luck
Step-by-step explanation:
A = 57
45 + 12 = 57
57 - (-12) = 45
Answer:
+49
Step-by-step explanation:
-7 x -7 = +49 because the negatives cancel out, resulting in a positive
