Answer:
60
Step-by-step explanation:
4*5*3=60
To calculate the area of the circle, make sure to use the equation. A = Pi r^2, since the diameter is given divide by 2 to get the radius and plug into the equation.
Then locate the decimal place that is hundredths and round
The simplest way to find this number is to add your two known values (7 and 6) which should be 13. Now you should subtract it from 18. (18-13). That should equal to 5, which is your answer.
Answer: x=3/4 x=-4
Step-by-step explanation:
(4x-3)(x+4)=0
4x-3=0
4x-3+3=0+3
4x=3
Divide both parts of the equation by 4:

x+4=0
x+4-4=0-4
x=-4
Answer:
360.
Positive answer, as negatives divided by negatives are positives.