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
user100 [1]
4 years ago
7

What does r stand for in this equation?5(6r+7)-1=-86

Mathematics
2 answers:
Vika [28.1K]4 years ago
8 0
Represents a variable
cestrela7 [59]4 years ago
5 0
I hope this helps you

You might be interested in
Name the theorem that proves congruence 1-6
lbvjy [14]
Answer =

1. SAS
2. SSS
3. ASA
4. SSS
5. SAS
6. AAS
4 0
3 years ago
Hi can someone please help me with this question I've been stuck on it for soooo long!!
olga2289 [7]

Answer:

Let x=sinθ

2sin²θ = 5sinθ - 3

2x²=5x-3

2x²-5x+3=0

(2x-3)(x-1)=0

2x-3=0 or x-1=0

x=3/2 or x=1

sinθ=2/3 or sinθ=1

θ=arcsin(2/3) or θ=arcsin(1)

θ=0.729727656 or θ=1.57079633=π/2

8 0
3 years ago
Someone help what the area of Demi's poster
Airida [17]

the center square is 20 x 20 = 400

there are 4 12 x 20 areas

12*20 = 240*4 = 960

960+400 = 1360 square inches

3 0
3 years ago
Which transformation is a rotation?The vertices of / are K(–1, 4), L(8, 3), and M(4, –1). / is rotated 270° counterclockwise abo
inessss [21]
L(-8,3),K(4,1) and M(-1,-4) 
Hopes this helps.
3 0
3 years ago
?? Help me pls??? Thank you
Romashka [77]

it would be inconsistent. Meaning it won't have a solution

3 0
1 year ago
Other questions:
  • The number of users of a cell tower in a small, developing town increased by a factor of 1.5 every year from 2010 to 2019. The f
    8·2 answers
  • A building casts a shadow 40 ft long when the sun's angle of elevation is 58 degrees. find the height of the building
    7·1 answer
  • The total annual spending by tourists in a resort city is $450 million. Approximately 80% of that revenue is again spent in the
    6·1 answer
  • (2b^2 - 5b) - (7b + 3b^2)
    11·1 answer
  • A sphere is dilated by a scale factor of 1.5 to create a new sphere. How does the volume of the new sphere compare with the volu
    8·2 answers
  • What does "Classify the polynomial by the number of terms" mean
    10·1 answer
  • How many proportional relationships are shown in the coordinate plane below? Choose 1 answer:
    13·1 answer
  • In a recent year in Tennessee, there were 53 telephones for every 100 people. What was the ratio of phones to people?
    9·1 answer
  • Someone help me please
    5·1 answer
  • What is the degree of the following polynomial 2x^3
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!