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
Semenov [28]
3 years ago
15

Simplify : this problem

Mathematics
1 answer:
Nikitich [7]3 years ago
6 0
Answer:
\frac{(7r + 1)(7r - 1)}{7r}
You might be interested in
The length of a rectangle is 4 less than three times it’s width. The perimeter is 72 feet. Find the dimensions of a rectangle
ratelena [41]

Answer:

Step-by-step explanation:

so let’s say x is the length.  Then the width will be 3x-4.  You add them together and multiply by two.  The perimeter is 72 so the equation equala 72.

Equation:

(x+3x-4)*2=72

(4x-4)*2=72

8x-8=72

8x=80

x=10

length:10

width:26

6 0
3 years ago
Plss help mee answer my homework plss im begging u
vagabundo [1.1K]

Answer:

1.80 2.90 3. 135

Step-by-step explanation:

1. 80°

2. 90°

3. 135°

4 0
3 years ago
Read 2 more answers
A high- speed elevator can rise 500 feet in 30 seconds. Which expression represents the rate, in feet per minute, of the elevato
maria [59]
The expression is r = 500 • 2, where “r” represents the rate.
5 0
3 years ago
What is the slope of a line that passes through (4,2) and (-2,4)
ycow [4]

Answer:

   Step One: Identify two points on the line.

   Step Two: Select one to be (x1, y1) and the other to be (x2, y2).

   Step Three: Use the slope equation to calculate slope.

Step-by-step explanation:

3 0
3 years ago
A streetlight that is 8 feet tall casts a 3-foot-long shadow. A nearby flagpole casts a 15-foot-long shadow. What is the height
Brut [27]

Answer:

20 Feet

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Other questions:
  • 30 points!<br><br><br> The solutions to the equation: 2x2 + x-1 = 2 are x=-3/2 or X=___
    9·1 answer
  • NEED HELP FAST WILL GIVE BRAILYIST What is the solution to Negative 1 minus 7?<br><br> –8 –6 6 8
    10·1 answer
  • The circumference is 90 find the area
    12·1 answer
  • 5a+4c-b<br><img src="https://tex.z-dn.net/?f=5a%20%2B%204c%20-%20b%20" id="TexFormula1" title="5a + 4c - b " alt="5a + 4c - b "
    14·1 answer
  • Please help me no one would help me i really need help due tomorrow.
    5·1 answer
  • A woman bought a dress at a discount of 16 2/3%. If the woman paid $32.50, what was the original price of the dress?
    10·1 answer
  • Alejandro loves to go to the movies .He goes both at night and during the he day
    12·1 answer
  • A professor at UCI wants to see what students really remember from their elementary school days, the stuff that was taught or th
    15·1 answer
  • Factoring trinomials
    5·1 answer
  • Question 2(Multiple Choice Worth 1 points)
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!