15% of 30 = 4.5
30% of 45= 13.5
60% of 7= 4.2
23% of 20= 4.6
Answer: x³-2x²-5x-6=(x-1)*(x-3)*(x+2).
Step-by-step explanation:

1 and a fourth because 3 3/4 devided by three equals 1 1/4
Answer:
a is the answer
Step-by-step explanation:
7×7×7=343
7×7=49
49×7=343