1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Tema [17]
3 years ago
13

The length of a rectangle is 4 m more than the width the area of the rectangle is 45m^2 find the length and width

Mathematics
1 answer:
Novay_Z [31]3 years ago
5 0
L=w+4m
A=w*l
A=w(w+4)=45
w^2+4w-45=0
w^2+9w-5w-45=0
w(w+9)-5(w+9)=0
(w+9)(w-5)=0

⇒ w+9=0 or w-5=0
⇒w-5=0
w=5
l=5+4
l=9
You might be interested in
Circle the table the represents a linear relationship.
nata0808 [166]
2nd one because it’s not a lot of big number I hope it helps
3 0
2 years ago
Maximim height of the diver
Mila [183]

Answer:

16

Step-by-step explanation:

7 0
2 years ago
A car dealership sells sedans and SUVs. In 2000, the ratio in which they were sold was 5:4. By 2010, the dealership had adjusted
babymother [125]
120 would be the correct answer on apex
4 0
3 years ago
Read 2 more answers
What is the slope of the following 12x - y = 30<br> -12
antiseptic1488 [7]

Answer:

12

Step-by-step explanation:

Rearrange into the form y = mx + c, where m is the slope.

12x - y = 30

y = 12x - 30

m = 12

4 0
3 years ago
HELPPPP (x-y)^3-(y-x)^2
Nat2105 [25]

Answer:

(x-y)(x-y)(x-y)= x²-yx+x²-yx-yx+y²-yx+y²

2x²-4yx+2y²

(y-x)(y-x)= y²-yx-yx+x²

y²-2yx+x²

-(y²-2yx+x²) = -y²+2yx-x²

2x²-4yx+2y²-y²+2yx-x²= x²-2yx+y²

or

(x−y−1)(x−y)² ≡ x³−x²+3xy²+2xy−y³−y²−3yx³

8 0
1 year ago
Other questions:
  • Please help me. Thank you very much.
    9·1 answer
  • I need someones help!
    13·1 answer
  • I need to know what 2 numbers go in here to equal 20​
    5·2 answers
  • Mr. Tuyen uses 5/8 of a tank of gas each week to drive to and from his job. How many tanks of gas does Mr. Tuyen use in 5 weeks?
    8·1 answer
  • A 100g packet of tea costs £4.16.
    14·1 answer
  • Which table represents a direct variation? Table A x 4 6 8 10 y 7 9 11 13 Table B x 4 6 8 10 y 12 18 24 30 Table C x 4 6 8 10 y
    13·2 answers
  • What is the slope of a line containing (4,6) and (0,8)?
    5·2 answers
  • Write a division equation that represents the question: how many 3/8s are in 5/4​
    8·1 answer
  • Simplify.<br><br> (–12x) ÷ (–2)<br><br> 6x<br><br> 112x<br><br> 12x<br><br> 3x
    10·2 answers
  • What is the name of the point where the sides of an angle intersect
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!