4x-3=9 what does x equal show work

Answers

Answer 1

Answer:

x = 3

Step-by-step explanation:

4x - 3 = 9

4x = 9 + 3

4x = 12

x = 12/4

x = 3


Related Questions

You can draw a quadrilateral with two sets of parallel lines and no right angles.

True
False

Answers

Answer:

The correct answer is true.

Step-by-step explanation:

You can draw a quadrilateral with two sets of parallel lines and no right angles, since a parallelogram lines up exact with the requirements.

Hope this helps! Have a great day :)

PLEASE HELP ME WITH THIS !

Answers

Answer:

uh idek

Step-by-step explanation:

Answer:

1) 20.2

2) 13

3) 10.3

4) 103

Step-by-step explanation:

If you need help solving these on your own next time, here's the formula

a^2+b^2= c^2, or A to the power of two, plus B to the power of two, = C to the power of 2.

To solve them square both A and B, (ex. 9.2 to the power of two, plus 18 to the power of two, which equals 408.64.)

Then, to solve for x, (or c, doesn't matter the variable,) you square root the number.

(ex. √408.64, which is 20.2)

20. An expression is shown.
2(x+3) - (x-1)
Create an equivalent expression without parentheses.
8
157+7

Answers

Answer:

What you have is correct:

8/15x+7

Step-by-step explanation:

6/5x+6-2/3x+1

18/15x-10/15x+6=

8/15x+7

How many favorable outcomes will there be for spinning the same color twice?

Answers

Answer:

3 favorable outcomes

There are three paths that end up with spinning the same color twice

Answer:

should be 3

Step-by-step explanation:

Simplify 8 . 3 . X
A.13x
B.24x
C.22x
D.48x

Answers

Answer:

D. 48x

Step-by-step explanation:

sana nakatulong

What number gives a result of −1 when 9 is subtracted from the quotient of the number and 4?

Answers

Step-by-step explanation:

x/4 - 9 = -1

×/4 = -1 + 9

x/4 = 8

4 (x/4) = 4 (8)

x = 32

Answer:

32

Step-by-step explanation:

(Quotient of a and b = a/b)

Let the number = x

Quotient of the number and four: x/4

9 subtracted from the quotient of the number and four: x/4 - 9

-1 is the result of 9 subtracted from the quotient of the number and four: x/4 - 9 = -1

x/4 -9 = -1

x/4 = 8

x = 32

sing the quadratic formula to solve x2 + 20 = 2x, what are the values of x?

Answers

Answer:

x = 1 ± i √ 19

Step-by-step explanation:

x = 1 ± i √ 19

A school raised $4,589 in a magazine sale. Mr. Simmon's class raised 1 of the school's total. 100 How much money, in dollars, did Mr. Simmon's class raise? Enter the number in the box.​

Answers

Answer:

Money raised by Mr. Simmons class = $ 45.89

8.
Find the equation to the line passing through the point of intersection of the lines
3x + 14 =
2y and x + y = 6, and is also perpendicular to the line 5x =
6y + 1.

Answers

9514 1404 393

Answer:

  30x +25y = 148

Step-by-step explanation:

We can use substitution to find the point of intersection of ...

3x +14 = 2yx + y = 6

Using the second equation, we can write an expression for y:

  y = 6 -x

Substituting that into the first equation gives ...

  3x +14 = 2(6 -x)

  3x +14 = 12 -2x . . . . . eliminate parentheses

  5x = -2 . . . . . . . . . . . add 2x-14

  x = -0.4 . . . . . . . . . divide by 5

  y = 6 -(-0.4) = 6.4

__

Now, we want an equation for a line through the point (-0.4, 6.4) that is perpendicular to 5x = 6y+1

The perpendicular line will have the coefficients swapped with one of them negated. The constant will accommodate the given point.

  6x = -5y + c

  6(-0.4) +5(6.4) = c = 29.6

The perpendicular line can be written ...

  6x = -5y +29.6

In standard form, the equation is ...

  30x +25y = 148

find the mean variance and standard deviation for the number of heads when a coin is tossed 30 times

Answers

Answer:

mean=10*1/2=5

variance=10*1/2*1/2=2.5

standard deviation=sqrt2.5=1.58

Step-by-step explanation: Hope this helps Have a good day :)

you measured the weight of every apple in a box and found the mean weight to be 13.2 ounces and the standard deviation to be 2.7 ounces. you then discover that your scale was weighing every apple as being 3 ounces heavier than their actual weight. what are the actual mean and standard deviation?​

Answers

Sorry I don’t know. Wish I could help

r = 7 cm can someone help me find the answer?

Answers

Answer:

Answer to what exactly?

Pls help extra points

Answers

42! The mean is where you add all the numbers!!
answer: 7
Once you add the the numbers together, you divide by how many numbers there are

Please help ! Please help!

Answers

6x + 2 = 62

6x + 2 - 2 = 62 - 2

6x = 60

6x / 6 = 60 / 6

x = 10

Explain one way to find the area of the polygon at the right. Then find the area in square units.

Answers

Answer:

27 Units^2

Step-by-step explanation:

Split it up into sections, attached below are 3 different sections.

Section 1:

5*3=15

Section 2:

2*4=8

Section 3:

4*2/2 = 4

Add all the sections together:

15+8+4 = 27 Units^2

Please Mark Brainliest if this helped

Please Mark Brainliest if this helped

help please and thank you

Answers

The answer is A. If you multiple 0.3 and 17.2 you will get 5.16
The answer is A I used a calculator

please help!!!!!!!!!!!!!!!!!!!

Answers

Answer:

I don't know definitely, but in guessing A) 2X+3Y=-25    x-y=5

Step-by-step explanation:

2 times more than X, means that whatever x is, its multiplied by 2, giving 2X, also making it the larger number, even if y is a smaller number.

For example: x=5   2x5= 10, and y=3  3x3= 9

Im sorry if its wrong

Find the angle between u=〈−2​,5〉 and v=〈5​,2〉 to the nearest tenth of a degree.

Answers

Answer:

angle is 1°

Step-by-step explanation:

[tex] \cos(u \: v \: ) = \frac{u \times v}{ |u| \times |v| } [/tex]

help me please I will give brainliest!

Answers

Answer:

A.  y = 3x + 3

Step-by-step explanation:

The slope is 3 and the y-intercept is 3.  Therefore, answer A is correct

3.2 x 1.4 =
help help help pls

Answers

Answer:

4.48

Step-by-step explanation:

Answer:

4.48

Step-by-step explanation:

Calcula el área y perímetro de un rectángulo que tiene como base (x+y) y altura (x-1).

Answers

Answer:

A = x^2 - x + xy - y

P = 4x + 2y - 2

Step-by-step explanation:

[tex]a = (x + y)(x - 1) \\ a = {x}^{2} - x + xy - y \\ \\ p = 2((x + y) + (x - 1)) \\ p = 2(2x + y + - 1) \\ p = 4x + 2y - 2[/tex]

I hope that is useful for you :)


An online retailer collects 7% sales tax. If the sub total of the purchase is $76,00, then how much is collected for sales tax

Answers

Answer:

$5.32

Step-by-step explanation:

76 x .07 = 5.32

Omg someone anybody help!! Please

Answers

Answer:

y= 2x

Step-by-step explanation:

y= mx+b

The slope (m) is 2/1 or just 2.

The y-intercept (b) is 0.

y= 2x

A person invested $220 in an account growing at a rate allowing the money to double every 13 years how much money would be in the account after 27 years?

Answers

Answer:

the answer should be 456.92

Answer:

928

Step-by-step explanation:

m∠A+ m∠B = ? How do you know this?

Answers

Answer:

Step-by-step explanation:

If m∠A + m∠B = m∠B + m∠C, subtract  m∠B from both sides  [ subtraction property of equality ].

We get that m∠A  = m∠C     and by the  symmetric property of equality,  m∠C = m∠A

Find the perimeter of the figure below, in meters.
9.9 m
9.9 m
12 m
12 m
12 m
12 m
12 m
12 m

Answers

91.8 is the perimeter mark Brainly!

The volume of the polyhedron is ______ cm3.

Answers

Answer:

133.07 cm^3

Step-by-step explanation:

the polyhedron is a cone

volume of a cone =n r^2(h/3)

n = 22/7

r = radius

the diameter is the straight line that passes through the centre of a circle and touches the two edges of the circle.

A radius is half of the diameter

Radius = 5/2 = 2.5 in

h = height

(2.5^2 x 8) x 1/3 x 22/7 = 52.39 in^3

we need to convert inches to cm

1 in = 2.54 cm

2.54 x 52.39 = 133.07 cm^3

Part B
Calculate BD. Show your work. What does this length represent with regard to ∆ABC?

Answers

Answer:

4, It is the height of triangle ABC

Step-by-step explanation:

The easy way is to just count. But you can also use the Pythagorean theorem because BDC is a right triangle. First, use the distance formula to find BC. [tex]\sqrt{(5-2)^{2} +(-2-2)^2[/tex]=5

5^2=BD^2+DC^2

25=BD^2+9

BD=4

[tex]BD = \sqrt{89}[/tex],BD is the median of ∆ABC. A median is a line segment that joins a vertex of a triangle to the midpoint of the opposite side. In ∆ABC, BD divides the triangle into two smaller triangles that are congruent.

The length of BD can be calculated using the Pythagorean Theorem. The Pythagorean Theorem states that in a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.

In the triangle shown, the hypotenuse is BD, and the other two sides are AB and BC. So, we can use the Pythagorean Theorem to write the equation:

BD² = AB² + BC²

We are given that AB = 5 and BC = 8. So, we can plug these values into the equation to get:

BD² = 5² + 8² = 25 + 64 = 89

Taking the square root of both sides, we get:

[tex]BD = \sqrt{89}[/tex]

To know more about triangles:

https://brainly.com/question/2773823

#SPJ2

Please help i need to get these right or i fail WILL GIVE BRAINLEST!!!

Answers

Answer:

1. C 4x4x4x4x4

2. Power is 5 and the Square yards are 25

3. 2^3 ^2

Step-by-step explanation:

A wind machine used to generate electricity has blades that are 10m in length. The propeller is rotating at 5 revolutions per second. Find the linear speed of the tips of the
blades. Express your answer in terms of n and using units meters per second.
A. 120n m/sec
B. 60n m/sec
C. 100n m/sec
D. 30n m/sec

Answers

Answer:

[tex]

\mathbb{ ANSWER }[/tex]

C. 100n m/sec

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