Equation: –4x – 5 + 2x = –11
What is the value for x?
x = –3
x = 1
x = 3
x = 8

Answers

Answer 1

Answer:

x = 3

Step-by-step explanation:

-4x - 5 + 2x = -11

step 1 (group like terms)

-4x + 2x = -11 + 5

step 2 (evaluate)

(left hand side (L.H.S) of the '=' sign)

-4x + 2x = -2x

(right hand side (R.H.S) of the '=' sign)

-11 + 5 = -6

step 3(Equate L. H. S to R. H. S) and evaluate

-2x = -6

Divide both sides by the coefficient of 'x' ie.(-2)

-2x/-2 = -6/-2

x =3

Note: when a negative number divides a negative number the result is positive.


Related Questions

What is the median of the distribution?

Answers

Answer:

In order to calculate the median, the data must first be ranked (sorted in ascending order). The median is the number in the middle. Median = the middle value of a set of ordered data.

Step-by-step explanation:

PLEASE HELP
Round your answer to the nearest hundredth

Answers

Answer:

∠ B ≈ 51.06°

Step-by-step explanation:

Using the sine ratio in the right triangle

sinB = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{AC}{AB}[/tex] = [tex]\frac{7}{9}[/tex] , then

∠ B = [tex]sin^{-1}[/tex] ([tex]\frac{7}{9}[/tex] ) ≈ 51.06° ( to the nearest hundredth )

A car is 180 inches long. a truck is 75% longer then the car. How long is the truck?

Answers

Answer:

315

Step-by-step explanation:

75% of 180 is 135,

180 + 135 = 315.

Please help
C
4
4
Solve for c.
4
4
C=✓
[?]
Enter the number that
goes beneath the
radical symbol.

Answers

Answer:

[tex]\sqrt{32}[/tex] or 4[tex]\sqrt{2}[/tex] simplified

Step-by-step explanation:

4² + 4² = c²

c² = 32

c = [tex]\sqrt{32}[/tex]

c = [tex]\sqrt{16}[/tex][tex]\sqrt{2}[/tex] = 4[tex]\sqrt{2}[/tex]

A curious patterns occurs in a group of people who all shake hands with one another. It turns out that you can predict the number of handshakes that will occur if you know the number of people. If we are in a room of 5 people, we can determine the number of handshakes by this line of reasoning: The first person will shake 4 hands (she won’t shake her own). The second person will shake 3 hands (he won’t shake his own of the hand of the first person, they already shook). The third person will shake 2 hands (same reasoning). The fourth person will shake 1 hand (that of the fifth person). The fifth person will shake 0 hands. So there will be a total of 1+2+3+4=10 handshakes

Answers

Missing part of the question

Determine the number of handshakes, i, that will occur for each number of people, n, in a particular room. (people)

Answer:

[tex]S_n = \frac{n}{2}(n - 1)[/tex]

Step-by-step explanation:

Given

For 5 people

[tex]\begin{array}{cc}{People} & {Handshakes} & {5} & {4} & {4} & {3} & {3} & {2} & {2} & {1} & {1} & {0} &{Total} & {10} \ \end{array}[/tex]

Using the given instance of 5 people, the number of handshakes can be represented as:

[tex](n - 1) + (n - 2) + (n - 3) + ........ + 3 + 2 + 1 + 0[/tex]

The above sequence is an arithmetic sequence and the total number of handshakes is the sum of n terms of the sequence.

[tex]S_n = \frac{n}{2}{(T_1 + T_n})[/tex]

Where

[tex]T_1 = n - 1[/tex] --- The first term

[tex]T_n = 0[/tex] --- The last term

So:

[tex]S_n = \frac{n}{2}(n - 1 + 0)[/tex]

[tex]S_n = \frac{n}{2}(n - 1)[/tex]

Simplify the equation for x.

Answers

Answer: 6/5

Step-by-step explanation:

Group the variables together on one side and the numbers together on the other.

(5/6)x = 1

x = 6/5

Answer:

x = 6/5

Step-by-step explanation:

1x/2 + 1x/3 = 4-3

3x/6 + 2x/6 = 1

5x/6 = 1

5x = 6

x = 6/5

What is a real estate agent able to do?

Answers

Answer:

A real estate agent is someone who helps people to either buy or sell a home or a piece of property. One can work either as a listing agent, to help a client sell a home, or as a buyer's agent, to help the client buy a home.

Step-by-step explanation:

Answer:

Real estate agents assist their clients to rent, buy, or sell their properties. They help clients out by giving them information on the market and guide them through their needs.

A circuit with which components has the highest current with the given voltages?

wires, a 9V battery, no resistors
wires, a 9V battery, a light bulb
wires, a 1.5V battery, no resistors
wires, a 1.5V battery, a light bulb

Answers

Answer:

the answer is A

Step-by-step explanation:

Got it correct on edge

plz mark brainliest if correct

A resistor is a two-terminal passive electrical component. The correct option is A.

What is a resistor?

A resistor is a two-terminal passive electrical component that uses electrical resistance as a circuit element.

The voltage of a circuit decreases when a resistor is present in the circuit, therefore, the options with the light bulbs are not the correct options. Since a 9V battery has more voltage than a 1.5V battery.

Therefore, the correct option is A.

Learn more about Resistor:

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Your last doctor's visit cost $90. Health insurance through your employer
paid $72, and you paid the remaining $18. What percentage of the cost did you
pay?

Answers

You would pay 20% because if you divide 72/90, that would suggest that your employer paid 80% of you total as 72/90=.8 and 100%-80%=20%
You can also just divide 18/90 and you’d get .2 which is the equivalent to 20%

Simplify the expression

Answers

Answer:

The answer is C i think

Step-by-step explanation:

if 7 lbs of tomatoes cost £10.50 how much will 3 pounds of tomato cost??plz help Asap​

Answers

The 3 pounds of tomato cost will cost £4.5.

Conversion of lbs into pounds:

Pound and lbs. are practically synonyms for one another. The popular shorthand used to denote pounds is "lbs," which stands for libra. The pound is the real unit of measurement.

The cost of 7 lbs of tomatoes is £10.50.

then, the cost of 1 lbs of tomatoes is,

10.50/7 = 1.5

The cost of 1 lbs of tomatoes is 1.5 lbs.

Since, 1 lbs = 1 pound

Thus, the total cost of 3 pounds of tomatoes is,

3×1.5 = 4.5

Therefore, the  3 pounds of tomatoes will cost £4.5.

Too know more about types of measurement, here

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30 POINTS PLEASE HELP ASAP!!!
An incomplete proof of 1- tanθcosθ/cscθ=cos^2 θ is shown.
Which of the following expressions could be used to complete the second step of the proof?

Answers

It's the fourth option, 1 - sinθ/cscθ. This is due to the cancellation of cosθ in the numerator:

1 - (sinθ/cosθ × cosθ)/cscθ = 1 - sinθ/cscθ

please help asap!!!!
have a good day

Answers

Answer:

1/5

Step-by-step explanation:

Simplify the expression until it can no longer be simplified:

40/200

4/20

1/5

Hope this helps. Have a nice day you amazing bean child.

Awnser is 1/5 :) have a good day back

What is m2 2 + m_3? I need the answer please help

Answers

Answer:

90

Step-by-step explanation:

because m3+m4 = 90 and m2 and m4 are corresponding angles. therefore m4 = m2 so m3 +m2 = 90

Help me please
The ordered pair for 3x + 4y > 17
(-2, -5) (2, 4) (0, -2)

Answers

Answer:

2 and 4

Step-by-step explanation:

2 x 3 = 6

+

4 x 4 = 16

__________

22

evaluate P² - 2p - 3 when p =-2​

Answers

Answer:

1

Step-by-step explanation:

Explain how to write x^2+5x+6 as the product of two linear factors. Use complete English and math sentences.

Answers

Answer:

(x + 3)(x + 2)

Step-by-step explanation:

Given

x² + 5x + 6

Consider the factors of the constant term (+ 6) which sum to give the coefficient of the x- term (+ 5)

The factors are + 3 and + 2 , since

3 × 2 = + 6 and + 3 + 2 = + 5 , then

x² + 5x + 6 = (x + 3)(x + 2) ← in factored form

This dot plot shows the number of cakes sold each day in Aunt Alice's Cake Shop last month. What is the range of the data?

Answers

the graph needs to be shown. if i can see the graph i may be able to answer the question.

Answer:

its not 1 or 9

Step-by-step explanation:

the price of a sweater was reduced from 20$ to 12$. what percent was the price of the sweater reduced?​

Answers

Answer:

40%

Step-by-step explanation:

Solve x−8>−4.

20 points and maybe a brainliest

Answers

Answer:

X = 12

Step-by-step explanation:

Just add 8 to both sides to set the equation balanced. I hope this helps :)

giving away my account who wants it i have almost 500 points

Answers

Answer:

sure ill take it

Step-by-step explanation:

Answer:

Uhm lol uhmmmm sure

Step-by-step explanation:

I dont understand please help Which expression is equivalent to 8-(6r+2) A -6r+6 B 2r+2 C 6r+10 D -6r+10

Answers

Answer:

-6r+6

Step-by-step explanation:

Given data

We are given the expression

8-(6r+2)

let us expand it by opening the bracket

=8-6r-2

collect like terms

=8-2-6r

=6-6r

rearrange

=-6r+6

Hence option A is correct

4x=4+2x i need help with this please

Answers

Answer:

x=2

Step-by-step explanation:

4x=4+2x

subtract 2x so

4x-2x=4+2x-2x

so 2x=4

divide by 2 so

x=2

A farmer sells 6.3 kilograms of apples and pears at the farmers market. 2/5 of this weight was apples, and the rest was pears. How many kilograms of pears did she sell at the farmers market.

Answers

Answer:

3.78

Step-by-step explanation:

2/5=40% so 40% of 6.3 is 2.52 then subtract 2.52 from 6.3

how do I use pythagorean theorem to find missing sides?​

Answers

Answer:

The Pythagorean theorem states that a2 + b2 = c2 in a right triangle where c is the longest side. You can use this equation to figure out the length of one side if you have the lengths of the other two.

Step-by-step explanation:

Hope it helps

7) Steve buys a new laptop for $729.00. If the sales
tax rate is 9.25%, what is the total cost of the
laptop?
A) $796.43
B) $785.54
C) $774,65
D) $763.76
E) $752.87
Help please ASAP

Answers

it would be A. 796.43

Plz help!!!

A summer camp counselor wants to
calculate a length, x, in feet, across a pond
as represented in the sketch. Segments AC
and DE intersect at B, and AEB and CDB
have the same measure. What is the distance
across the pond? Round to the nearest
hundredth.

Answers

Answer: 1600

Explanation: If angles E and D are the same with the lines intersecting at B, then that means that A and C are also the same, as the opposite angles formed at point B are also the same, so you have two similar triangles.

Similar triangles have proportional lengths. So we know length CD is 800 ft and its similar leg on the other side (AE) is unknown.

So we need to find two known lengths, one on the large and one on the small, that are similar.

BE is 1400 ft and BD is 700 ft. Those are you two known similar legs. So now we can use them in a proportion to find AE.

We will do the line ending at B over the line that doesn't include B.

Large triangle:

x

1400

Small triangle:

800

700

Set them up in a proportion:

x

1400

=

800

700

Solve for x:

⇒7x=11200

⇒x=1600 ft

Sorry if I get it wrong I tried my hardest

Answer:

238 feet

Step-by-step explanation:

Find each unknown number.
a. 12 is 150% of what number?
b. 5 is 50% of what number?
c. 10% of what number is 300?
d. 5% of what number is 72?
e. 20 is 80% of what number?

Answers

A. 8
B. 10
C. 3,000
D. 1,440
E. 16

The required solution of the given percentages is as follows,
a.12 is 150% of 8.

b. 5 is 50% of 10.

c. 300 is 10% of 3000.

d.72 is 5% of 144.

e. 20 is 80% of 400.

What is the percentage?

The percentage is the ratio of the composition of matter to the overall composition of matter multiplied by 100.

here,
a. To find the number that 12 is 150% of, we can set up a proportion:

12 = 150% of x

We can convert 150% to a decimal by dividing by 100:

12 = 1.5x

Dividing both sides by 1.5 gives:

x = 8

Therefore, 12 is 150% of 8.

Similarly,
b. 5 is 50% of 10.

c. 300 is 10% of 3000.

d.72 is 5% of 144.

e. 20 is 80% of 400.

Learn more about percentages here:

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I need help asap!! will give crown

Answers

Answer:

A. Rectangle

Step-by-step explanation:

Shown in the attachment are the four points graphed on a coordinate plane.

We can see that the opposite sides are parallel to each other and have the same length.

The answer cannot be B. Square because the side lengths of this quadrilateral are not all equal to each other.

The answer cannot be C. Rhombus because of the same reason as above.

The answer cannot be D. Trapezoid because the bases of the quadrilateral are not of different lengths.

Therefore, the answer must be A. Rectangle since the angles are 90° angles, and the opposite sides are parallel and equal.

anyone know this answer ?

Answers

Answer:

Answer is A

Step-by-step explanation:

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