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
shusha [124]
3 years ago
6

rectangular stained glass window is 2 feet by 4 feet. A clear glass border is constructed around the stained glass window. The w

idth of the border is equal and was made out of 7 square feet of clear glass. What is the width of the border?
Mathematics
1 answer:
Mice21 [21]3 years ago
7 0
S=2(4x+2x)+4x^2=4x^2+12x

4x^2+12x=7
4x^2+12x-7=0
D=12^2-4x4x(-7)=256
X1=(-12-16)/(2x4)=-3.5 impossible
X2=(-12+16)/(2x4)=0.5

A
You might be interested in
grants plans to a factory enough water from 22 gallons in a 16% ammonia solution to make a 24% solution which equation can be us
Andreyy89
16/22=24/x

x=33

then subtract

33-22=11

11 galons should be taken out
5 0
3 years ago
A number patter has 75 as its first term. The rule for the pattern is subtract 6. What is the sixth term?
denpristay [2]
39 because you have to subtract six 6 times so 6*6=36 so 75-36=39
7 0
3 years ago
Read 2 more answers
How do you solve perimeter of polygons?
earnstyle [38]
<span>idk if this exactly correct but i tried

1 Find and add the lengths of all the polygon's sides
2.Multiply the lengths of equal sides by the number of equal sides.
3 Multiply a regular polygon's side length by the number of sides.
4 Alternatively, use the area and apothegm of the polygon.
 </span>
5 0
3 years ago
Claudia opened a savings account with $325 she says $100 per month write an equation to determine how much money D, she has afte
ExtremeBDS [4]

Answer:

325 + 100*M = D


Step-by-step explanation:

initial amount + savings per month * months = total amount in account

325 + 100*M = D


7 0
3 years ago
Question is in the picture.
love history [14]
A = lw + lw
A = (2)(11) + (2)(3)
A = 22 + 6
A = 28 yd²
7 0
3 years ago
Other questions:
  • Bryan needs 15 quarts of paint.he wants to buy both quarts and gallons . A quart cost $4.99 and a gallon 14.99?
    15·1 answer
  • What two theories can be used to predict molecular geometry?
    9·1 answer
  • gwen and her brother max had 5 one-dollar bills 6 quarters and 8 dime what is the total of money had gwen and her brother earned
    15·1 answer
  • Give an example of a rule for a pattern list a set of numbers that fit the pattern
    9·2 answers
  • At the end of the summer, a store marks down all the outdoor furniture 20%. A family bought 4 chairs that originally cost $102.
    5·1 answer
  • Base: z(x)=cosx Period:180 Maximum:5 Minimum: -4 What are the transformation? Domain and Range? Graph?
    9·1 answer
  • Explain how to use a cordinate plane to find the area of a rectangle with vertices (-4,9) (-4-3) (-1,-3) and(-1,9) . What is the
    5·1 answer
  • Fill in the blank 2(x+7) = 2x + __
    9·1 answer
  • Can you please help me!!
    11·1 answer
  • What is the surface area of a cube with a edge of 5
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!