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
Rudiy27
2 years ago
9

21 = 4x - 9 - x what is x?

Mathematics
2 answers:
alexgriva [62]2 years ago
6 0

Answer:

x = 10

Step-by-step explanation:

Given

21 = 4x - 9 - x, that is

21 = 3x - 9 ( add 9 to both sides )

30 = 3x ( divide both sides by 3 )

10 = x

IrinaVladis [17]2 years ago
4 0

Answer:

x = 10

Step-by-step explanation:

21 = 4x - 9 - x

21 = 3x - 9

30 = 3x

10 = x

You might be interested in
!!PLEASE ANSWER ASAP!!<br><br> is the relation a function?
-BARSIC- [3]
Yes, this particular one is a function because the inputs hace exactly one output.
5 0
3 years ago
35<br> How do you write as a percentage?<br> 50
DerKrebs [107]

Answer:

0.7 is a decimal and 70/100 or 70% is the percentage for 35/50.

Step-by-step explanation:

Hope this helps!

3 0
2 years ago
Alan drew several three-dimensional figures. Which of the following figures has exactly 5 faces and 5 vertices?
Marat540 [252]

Answer:

Rectangular Pyramid

Step-by-step explanation:

we know that

A <u><em>rectangular pyramid</em></u> is a three-dimensional figure that has a rectangular base and four lateral triangular faces

so

The total number of faces is 5 (one rectangular face plus four triangular faces)

The total number of vertices is 5 (four at the base and one at the apex)

5 0
3 years ago
Rectangle ABCD Is shown on the grid.
Sauron [17]
What is The area of A rectangle ABCD in square units is going to be p=a+b+c
7 0
3 years ago
Read 2 more answers
Mary has three baking pans. Each pan is 8" × 8" × 3". Which expression will give her the total volume of the pans?
klio [65]
The volume of one pan is 192 units cubed. The volume of the three pans is 576 units cubed.
7 0
3 years ago
Other questions:
  • Which of the following values are in the range of the function graphed below?
    14·1 answer
  • 10. Write an equation in point-slope form for the line through the given point with the given slope.
    13·1 answer
  • Find the interquartile range for the data. {50, 46, 56, 55, 54, 51, 45, 50, 47}
    8·1 answer
  • Multiply the square root of 20 and the square root of 63
    12·2 answers
  • What is 0.7x in fraction form​
    9·1 answer
  • Answer correctly please
    5·1 answer
  • Can someone plz be nice and give me the answer:)
    13·1 answer
  • How do I get the answer for 1-(-7)=
    6·2 answers
  • The airports in the United States serve more than 635,000,000 people each year. Which of the fallowing is the same number writte
    14·1 answer
  • Will mark brainiest. +10 Points!!!! Write the equation of the line, in point-slope form. Identify (x 1 , y 1 ) as the point (1,
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!