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iren2701 [21]
3 years ago
6

the length of a rectangle is 2 units less than a number, and the width is 4 units more than the length. which of the following e

xpressions represents the area of the rectangle, in square units.
Mathematics
1 answer:
cestrela7 [59]3 years ago
4 0
L=n-2, W=4+L=n+2

A=LW, since L=n-2 and W=n+2 we have:

A=(n-2)(n+2)  so it could be this expression or the expansion

A=n^2-4
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Alla [95]

Answer: 70% of 4 is 2.8

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1) Mrs. Clason wants to buy a wireless speaker for her husband. She has narrowed down her choice to two stores:
34kurt

Answer:

Kohl = $42

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Best deal is at Kohl's

Step-by-step explanation:

Given ;

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7 0
3 years ago
A cyclist travels 7 km from home to the park.
adell [148]

Answer:

28 km per hour

Step-by-step explanation:

First determine the amount of time that the trip took

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To determine speed, take distance and divide by time

7 km ÷( 1/4 hours)

Copy dot flip

7 * 4/1

28 km per hour

4 0
3 years ago
Blanche invested 9800 in a savings account with a yearly interest rate of 2% for 15 years.how much simple interest did she earn?
OverLord2011 [107]
Multiply 9800 by . 2. Then multiply that answer by 15 to get the answer. hope that helps!
6 0
3 years ago
Read 2 more answers
The length of a rectangle is 4 times the width. The perimeter of the rectangle is 45 inches. What is the area of the rectangle
Deffense [45]

2(4x+x)=45→10x=45→x=4.5→

length=18,width=4.5

area=18×4.5=81

7 0
3 years ago
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