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
Hatshy [7]
2 years ago
13

3(2x-5)=21 What is x?

Mathematics
2 answers:
Oduvanchick [21]2 years ago
8 0

You would solve a problem like this:

3(2x-5)=21

6x-15=21... I multiplied 2x and -5 by 3

6x-15=21

6x-15+15=21+15... I added 15 to both sides so 6x can be alone

6x=36

6x/6=36/6... I divided by 6 from both sides to leave x alone to get the answer:

x=6.


Alexxx [7]2 years ago
7 0
X=6 is your answer .-.
You might be interested in
Juan lives 100 m away from Bill. What is Juan's average speed if he reaches Bill's house in 50s?
Archy [21]


speed = distance / time = 100 m / 50 s = 2 m/sec

Juan average speed is 2 m / sec

4 0
2 years ago
Read 2 more answers
a machine fills 150 bottles of water every 8 minutes how many minutes will it take to fill 675 bottles?
disa [49]

Answer:

36 minutes

Step-by-step explanation:

150b / 8m = 18.75b/m       we want to know how many bottle of water per minute

675b/18.75b/m = 36m

6 0
3 years ago
Find the real solution(s) of the following equation.
nydimaria [60]

Answer:

a=9

Step-by-step explanation:

a^3 = 729

Taking the cube root of each side

a^3 ^(1/3) = 729^ (1/3)

a = 9

4 0
2 years ago
Read 2 more answers
Tom, Sam and Matt are counting drum beats.
umka2103 [35]

Answer: 40\ beats

Step-by-step explanation:

Knowing the information provided in the exercise, you need to find the Least Common Multiple (L.C.M) in order to solve it.

You can follow these steps:

1- You must descompose 2, 5 and 8 into their prime factors:

2=2\\5=5\\8=2*2*2=2^3

2- And finally, you must multiply the commons and non commons with the highest exponent:

L.C.M=2^3*5=40

Therefore, the answer is: 40\ beats

4 0
3 years ago
Select the correct answer.<br> Which statement is true?
dusya [7]

Answer:

third option is the correct

Step-by-step explanation:

A function is "odd" when f (-x) = - f (x) for all x. ... For example, functions like

  • f (x) = x3,
  • f (x) = x5,
  • f (x) = x7, ... are odd functions.
6 0
2 years ago
Read 2 more answers
Other questions:
  • Find the gradient of the line segment between the points (-4,4) and (0,12)
    6·1 answer
  • what kind of polygon is included in both a net of a triangular prism and a net of a rectangular prism
    8·2 answers
  • Find the missing term (x+2)^2=x^2+4x+___
    12·1 answer
  • whats the distance between the points (2, -2) and (7, -8) Round your answer to the nearest hundredth. Distance: x H Continue 302
    7·1 answer
  • The table shows the number of cell phone towers a company will build as the number of its customers increases. Complete a and b
    5·1 answer
  • The absolute value of a number can be positive or negative. true or false?​
    7·2 answers
  • SOLVE FOR x:3+2(8x-1)=5+4(4x-6)<br> I'm giving you brainliest if your right
    11·2 answers
  • Choose the multiple that will be easiest to make an equation with equal and opposite variable/terms
    8·1 answer
  • What is the value of the expression is a= 4, b= 2 3a+ 2b=
    12·1 answer
  • Evaluate each expression.<br> 8/7 + 4/7
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!