If b is a rational number, and x + b is rational, what must be true about x?

Answers

Answer 1

Answer:

X is a rational number

Step-by-step explanation:

if b is not rational X+b will not be rational


Related Questions

Distributive property to remove parantheses -8(-6v+2x-4)

Answers

Answer:

48v - 16x + 32

Step-by-step explanation:

A line passes through (−2, 5) and has slope 1/3 . What is an equation of the line in point-slope form?

Answers

Answer:

point-slope form is : y - y1 = m(x -x1) where m is the slope and y1 and x1 is the point. plug in the given values. since the question wants it in point-slope, you leave it as is.

y - 5 = 1/3 (x - (-2))

Step-by-step explanation:

Non-conformities such as tilting can e caused by all the following EXCEPT for..?

PLEASE HELP ME! :D

Answers

Answer:

sxqdwbvgefccsgcvnevn veb ehev ev nnmb

Step-by-step explanation:

Answer:

Disconformity.

Nonconformity.

Angular unconformity.

Paraconformity.

Buttress unconformity.

Blended unconformity.

Step-by-step explanation:

There are all the Non-conformities so pick the odd one that doesn't have these

select the table that represents a linear function
A.
B.
C.
D.
which one PLEASE HELP

Answers

Answer:

The answer is D.

Step-by-step explanation:

It should be D !!!!!

Please help me answer this question

Answers

Answer:

4x-2+y-4

Step-by-step explanation:

Answer:

x = 7, y = 16

Step-by-step explanation:

the sides with measure 2x + 5 and x + 12 are congruent, so

2x + 5 = x + 12 ( subtract x from both sides )

x + 5 = 12 ( subtract 5 from both sides )

x = 7

Then

x + 5 = 7 + 5 = 12

The sides with measure y - 4 and x + 5 are congruent, so

y - 4 = x + 5, that is

y - 4 = 12 ( add 4 to both sides )

y = 16

Solving One Step Equations. SHOW YOUR WORK
14b = -56 solve for b

Answers

Answer:

b=-4

Step-by-step explanation:

basically divide both sides by 14 which equal -4

The solution to the equation 14b = -56 is b = -4.

To solve the equation 14b = -56 for b, we can divide both sides of the equation by 14 to isolate the variable b.

14b ÷ 14 = -56 ÷ 14

Simplifying:

b = -56 ÷ 14

b = -4

Therefore, the solution to the equation 14b = -56 is b = -4.

To know more about equation, refer here:

https://brainly.com/question/14506845

#SPJ6

how do u message i need to know

Answers

Answer:

like you wanna message on brainly? or...something else

consider this system of equationsY=-1/2x+4 1/2 and 3x -4y=12 solve the system by graphing.Label each graph and the solution ...?HELP

Answers

Answer:

y=x^2

Step-by-step explanation:

Matt paid $18.64 for 4 pounds of cashews. How much would he pay if he purchased 6 pounds of cashews?

Answers

18.64 divided by 2 is the cost for 2 pounds

so 9.32 is 2 pounds plus 18.64 for 4 pounds

$27.96 for 6 pounds
Matt paid $18.64 for 4 pounds of cashews. How much would he pay if he purchased 6 pounds of cashews?

Answer-32.62

Please help!

Look at the system of equations:
y = 2/3x + 10
y = 2/3x − 10
Which of these statements is correct?

A. The system has one solution at (-3,8)
B. The system has one solution at (6,-6)
C. The system has no solution
D. The system has an infinite number of solutions

Answers

Answer:

I  think is C or B

Step-by-step explanation:

Answer: A

Step by step: I did a test and got it right.

Hope this helps!!! - sorry in a rush -

Don't Mind the last Question I posted
14-year-old being weird!!!

Answers

Answer:

ok then

♧♧♧♧♧♧♤♤○○●○○□□○•☆☆▪︎○○~

In 2 ½ hours, Joaquin can bake 4 dozen cookies. What is his unit rate in dozen cookies per hour?

Answers

Answer:

1.6 dozen cookies per an hour

Step-by-step explanation:

2 1/2 divided by 2 1/2 gives you 1 hour and 4 divided by 2 1/2 gives you 1.6 dozen cookies


Please help I’ll give brainlist

Answers

Answer: v = 12

Step-by-step explanation:

the answer is v=12 hope it helps

what is the surface area of this square pyramid?

Answers

Answer:

The surface area of the square pyramid is 144m²

Step-by-step explanation:

the surface area pyramid is equal to SA = B + Ph/2

help please, 25 points! pythagorean thereom

Answers

Answer:

the pythagorean thereom is a^2 + b^2 = c^2

Step-by-step explanation:

to find the length of the hypotenuse use a^2 + b^2 = c^2 or b^2 + a^2 = c^2

but in order to find the length of the legs use c^2 - a^2 = b^2 or

c^2 - b^2 = a^2

Evaluate f(2) if f(x) = -2x + 7

Answers

[tex]f(2)= -2x+7\\f(2)= -2.2+7\\-4+7=3[/tex]

Fun fact

An apple, potato, and onion all taste the same if you eat them with your nose plugged

86) If 3 glasses of lemonade can be made from 8 lemons, exactly how
many lemons are needed to make 14 glasses?

Answers

Answer:

37 and a 1/3

Step-by-step explanation:

3 glasses of lemonade=8lemons

1 glass of lemonade=2.66666667

14 glasses=37.33

you cannot have 37 and a 1/3

please give me brainliest!!

can someone PLEASE help on any of these i’m so confused

Answers

14.)139°
15.)90°
16.) 41°
17.)49°
18.)139°
19.)131°
20.)109°
21.)66°
22.)124°

I'LL GIVE BRAINLIEST TO WHOEVER ANSWERS THE QUESTION CORRECTLY!!!

A.) 6 units
B.) 10.7 units
C.) 5.5 units
D.) 3 units

Answers

Answer:

A

Step-by-step explanation:

Δ NLP and Δ NMO are similar, thus the ratios of corresponding sides are equal, that is

[tex]\frac{NL}{NM}[/tex] = [tex]\frac{NP}{NO}[/tex] , substitute values

[tex]\frac{15+x}{15}[/tex] = [tex]\frac{28}{20}[/tex] ( cross- multiply )

20(15 + x) = 420 ( divide both sides by 20 )

15 + x = 21 ( subtract 15 from both sides )

x = 6

i need help please... 30 points + brainliest if u answer all 5

1. f(x)=x^2−4x, find f(−3)

2. f(x)=x^2−x, find f(−10)

3. f(x)=3x+1, find f(−3)

4. f(x)=4x−2, find f(8)

5. f(x)=x^2+2, find f(0)

Answers

3
-90
1
30
2

If you need to show your work look at the picture

Which lengths can be used, directly or indirectly, to calculate the volume of the hexagonal right pyramid? Select three options. XY and ST VU and TW XS and XW TX and WX VU and YZ

Answers

Answer:

XYand ST , VU and TW, TX and WX

Step-by-step explanation:

Volume of hexagonal right pyramid =[tex]\frac{1}{3}[/tex]×Area of base ×height

Area of base =[tex]\frac{1}{2}[/tex]×apothem ×perimeter

if we consider face TXY  ,here height =ST  and  length XY

(b) consider face TVW,  length VU and TW

(d) consider face TWX, length WX and TX  

Hence lengths in options (a),(b),(d) can be used to find the volume of hexagonal right pyramid .

Answer:

A, B, D

Step-by-step explanation:

EDGE 22

Melanie works at a frozen yogurt stand after school. The stand sells fruit and yogurt smoothies for $3.00 each and soft-serve cones for $2.00 each. On a hot summer day, the stand sold 12 more smoothies than soft-serve cones for total sales of $206. Which of the following systems of equations could be used to find s
s
, the number of smoothies, and c
c
, the number of cones the shop sold that day?

Answers

Answer:

3s+2c=206

s=c+12

Step-by-step explanation:

3.00(smothies,s) + 2.00(cones,c) = $206 (total)

s,smoothies = c,cones + 12

Need help plz ASAP need to fin this assignment

Answers

Answer:

<ABC = 51°

Step-by-step explanation:

Given

<A = 2x -15°

<B = x - 5°

< C = 148°

Now

<A + <B = < C ( Exterior angle of a triangle is equal to the sum of two opposite interior angles)

2x -15° + x - 5° = 148°

3x - 20° = 148°

3x = 148° +20°

3x = 168°

x = 168° / 3

X = 56°

Now for Angle B

= 56° - 5°

= 51°

Hope it helps :)

A catapult’s lever holds a cannonball. The lever is attached to a tightly held rope. When the rope is released, the lever springs forward and launches the cannonball. When the rope is held tightly, which form of energy does it possess?​

Answers

Answer:

elastic

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

An item is regularly priced at $15. Kala bought it on sale for 75% off the regular price find out how much Kalla paid ​

Answers

Answer:

$11.25

Step-by-step explanation:

you take 75% of 15

Answer:

11.25

Step-by-step explanation:

because I used a calculator

Can anyone help please this question!

Answers

Answer I blive is is 8

Step-by-step explanation:

Help, I tried looking it up and found nothing but random websites, pwease help

Answers

Answer:

A.

Step-by-step explanation:

.......................

Answer:

Circumcenter

Step-by-step explanation:

PLEASE help I really have to get this right!
The population of a city increases by 4,000 people each year. In 2025 the population is projected to be 450,000 people. What is an equation that gives the city's population p (in thousands of people) x years after 2010?
A.p=4x+50
B.p-450=4(x-5)
C.p-15=4(x-450)
D.p=4x+15

Answers

Robert Dwayne Junior

Fill in the blanks with '<'or'>?.
(a) 0.4 m
0.6 m
(b) 0°C
-4°C
(c) -2 °C
-2.5 °C

Answers

Answer:

See below.

Step-by-step explanation:

(a) 0.4 m < 0.6m

(b) 0°C > -4°C

(c) -2°C > -2.5°C

U r g e n t ! ! ! 5 0 p o i n t s ! ! !

Answers

Choice D is not the correct answer. Point L is equally distant from J and K. In other words, JL = LK. If two friends lived at points J and K, then point L would be a good meeting spot as they would travel the same distance. Point N has the same properties as point L does (with regard to being equally distant from J and K). It is not correct to say that LJ = JN.

The answer is actually choice C. Segments JL and KL need to be constructed using a straightedge.

Otherwise, these segments are not going to be shown and you cannot use them. A segment is simply a straight line between two endpoints. Two triangles form (triangle JNL and KNL) to help with the proof, so it's very beneficial to draw in these segments. It might help to use a different color pen, or lightly draw the segment using a faint pencil mark to erase later.

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