Answer:
Yes, *2
Step-by-step explanation:
The second figure is exactly half of the first figure
L*w=area
(3x+21)*w=3x^2+33x+84
w=(3x^2+33x+84)/3x+21
(3(x+4)(x+7))/3(x+7)
w=x+4
Answer:
Step-by-step explanation:
The number is 60:
Divide the amount and decimal of the percentage to be extracted
Case 1

Case 2

Now the 55% of this number is:

Hope this helps
Answer:

Step-by-step explanation:




Answer:
14
Step-by-step explanation:
20-6=14
x=14