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
scoray [572]
3 years ago
9

A box of colored pencils contains exactly 6 red pencils. The probability of choosing a red pencil from the box is 2/7. How many

of the pencils in the box are not red? *
1 point
A. 5
B. 15
C. 21
D. 30
Mathematics
1 answer:
ZanzabumX [31]3 years ago
4 0

Answer:

B.21

Step-by-step explanation:

Calculator

You might be interested in
PLEASE HELP ! !
Alex73 [517]

Answer: A or C (i think A because its not including)

Step-by-step explanation:

6 0
3 years ago
Points A,B, and C form a triangle. Complete the statements to prove that the sum of the interior angles of ABC is 180 degrees
oee [108]

Answer:

Step-by-step explanation:

            Statements                                                       Reasons

1). Points A, B and C form the triangle           1). Given

2). Let DE be a line passing through             2). Definition of parallel lines

    B and parallel to AC

3). ∠3 ≅ ∠5 and ∠1 ≅ ∠4                                3). Theorem of Alternate

                                                                               interior angles  

4). m∠1 = m∠4 and m∠3 = m∠5                      4). Definition of alternate angles

5). m∠4 + m∠2+ m∠5 = 180°                           5). Angle addition and definition

                                                                             of straight lines

6). m∠1 + m∠2+ m∠3 = 180°                            6). Substitution

3 0
3 years ago
When -2(x − 4) + 1 = 7 is solved, the result is:
Sergeu [11.5K]

Answer:

1

Step-by-step explanation:

-2(x-4)+1=7

First Distribute the -2.

-2x+8+1=7

Subtract the 8 and 1 from the whole equation.

-2x=-2

Divide both sides of the equation by -2.

x=1

I hope this helps!

6 0
3 years ago
Read 2 more answers
Help! I need the answer for this. 5x^2-16x+13=10
tatiyna

Answer:

Move all terms to the left side and set equal to zero. Then set each factor equal to zero.

Exact Form:

x=1/5,3

Decimal Form:

x=0.2,3

4 0
2 years ago
PLS HELP!!!!!!!!!!!!!!!!!! THIS IS DUE SOON AND I DONT GET IT
S_A_V [24]

Answer:

80

Step-by-step explanation:

im not sure i ever done this but 1x2=2 and 2x 40= 80

i dont know sorry im trying my bets

4 0
2 years ago
Other questions:
  • What is the x intercept and the y intercept of the line? <br><br> X=(_,_)<br> Y=(_,_)
    11·2 answers
  • Easy 5th grade math help me :&gt;
    15·2 answers
  • Help me please i need help
    6·1 answer
  • A manufacturer of tennis rackets finds that the total cost of manufacturing x rackets/day is given by 0.0003x2 + 4x + 500 dollar
    10·1 answer
  • If f(x) = 5x + 40, what is f(x) when x=-5?
    9·1 answer
  • A toy was originally $35 and it is now $28. What prectinge was the toy marked down to?
    7·2 answers
  • I don’t know how to do this ? Calculate the slope of the line.
    12·1 answer
  • Does 17/10 and 12/5 form a proportion?
    12·2 answers
  • There are only red and blue marbles in a box. The probability of choosing a red marble in
    7·1 answer
  • Mandy used the rule “Add 6” to make a pattern. She started with 20 and wrote the next 5 numbers in her pattern.
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!