Answer:
and 
Step-by-step explanation:
The formulas for the area and perimeter of a rectangle are, respectively:


The perimeter is equal to:


Area is likewise equal to:


Then, equations are now described:


Likewise, the equation of area is simplified afterwards:


The area is reduced inasmuch as length is increased. Let assume that length is 100 meters. The length and width are described herein:
and 
Answer:
3672
Step-by-step explanation:
If 8 gallons of gas were used to drive 204 miles multiply 18x204=3,672 miles
Solve out the actual multiplication problem: 18 x 5 = 90
So you can see that the final answer is 9 tens.
hope that helps :)
She is incorrect as 10% of the higher marked up price is larger than 10% of the original price.
For example: If you mark up $100 by 10% you get $110.
If you mark down $110 by 10%, you will get $99, as 10% of $110 ($11) is larger than 10% of $100 ($10).
Answer:
For the first one: 2+3(1) = 5
Second one: 5=5
Third one: 1 = -2 + 3
Last one: 1=1
Step-by-step explanation: