Answer:
Step-by-step explanation:
How do you solve a rectangle word problem?
The area A of a rectangle is given by the formula, A=lw , where l is the length and w is the width. Given that, the area is 500 square feet and the width is 20 feet. So, substitute these values into the formula. Divide each side by 20 to isolate l .
The answers is

You simply add the numerator.
Then you would simiplify to
Answer:
D) b = 
Step-by-step explanation:
First, move all the terms that do not include b to the left side with S:
S = 2ab + 2bc + 2ac
S - 2ac = 2ab + 2bc
Now, factor out 2b from the right side:
S - 2ac = 2b(a + c)
Divide both sides by 2(a + c):
b = 
Finally, multiply out the denominator:
b = 
Answer:
It would be -5
Step-by-step explanation:
Answer:
15.3 %
Step-by-step explanation:
400 / 2600 x 100 = 15.3 %
I hope im right!!