Multiple Choice
Simplify each polynomial.
3x2 + 8x + 7x
A. 3x2 + 15x
B. 18x3
C. 3x2 + 1
D. 3x2 – x

Answers

Answer 1
The answer is A) 3x2 +15x
Answer 2

Answer:

A

Step-by-step explanation:

since 8 and 7 have the same variable i can add them both and i will get 15x and then i multiply both constant 3 x 2 and get 6. So the only answer that is fit  is A.


Related Questions

Winnie's bedroom has an area of 120 square feet. The width of the room is 5/6 the length of the room. What are the dimensions of Winnie's bedroom?​

Answers

Answer:

x----------> the length of the room

y----------> the width of the room

we know that

x*y=120---------> equation 1

y=(5/6)x--------> equation 2

substitute 2 in 1

x*[(5/6)x]=120------> (5/6)x²=120-----> x²=120*6/5-----> x²=144

x=12 ft

y=(5/6)*12-----> y=10 ft

the answer is

the dimensions of Winnie's bedroom are

the length of the room is 12 ft

the width  of the room is 10 ft

Step-by-step explanation:

A local company had revenues of $2,800 last year. They spent 1/4 of their revenues on marketing and 1/7 of the remaining money on upgrading their facilities. How much money did they have left after marketing and upgrading the facilities? Group of answer choices

Answers

Answer:

$1,800

Step-by-step explanation:

Given

Total revenue last year = $2,800

If they spent 1/4 of their revenues on marketing;

Amount spent on marketing = 1/4 * 2800

Amount spent on marketing = $700

Remaining money = 2800 - 700

Remaining money = $2100

If 1/7 of the remaining money is spent on upgrading their facilities, then;

Amount spent on upgrading facilities = 1/7 * 2100

Amount spent on upgrading facilities = $300

Total amount spent on marketing and facilities  = $700 + $300

Total amount spent on marketing and facilities  = $1000

Amount left = $2,800 - $1,000

Amount left = $1,800

Simon'sbillforbreakfastatarestaurantwas$67.05.Helefta20%tip.Whatwastheamountofthetip?

Answers

What??????????????????

In AEFG, the measure of ZG=90°, FG = 15 feet, and GE = 87 feet. Find
the measure of ZF to the nearest degree.

Answers

Answer:

80

Step-by-step explanation:

delta math

Welcome for the answer. This answer is for good intentions only to report if necessary. Thank you have a great rest of your day.

At the shop , there were 4 1/10 kg apples and 6 3/4 kg of oranges . If cumtomers bought 7 3/5 kg of apples and oranges , how many kg of apples and oranges were left

Answers

Answer:

3 1/4

Step-by-step explanation:

total kg of apples and oranges in the store =

[tex]4\frac{1}{10} + 6\frac{3}{4}[/tex]

[tex]10\frac{4+30}{40}[/tex]

[tex]10\frac{34}{40}[/tex]

kg left after the sales

[tex]10\frac{34}{40} - 7\frac{3}{5}[/tex]

[tex]3\frac{34 - 24}{40}[/tex] = [tex]3\frac{10}{40}[/tex]

To transform to the simplest form. divide both the numerator and the denominator by 4

3 1/4

que condiciones debe cumplir las medidas de un triangulo para que puedas asegurar que es un triangulo rectangulo

Answers

Answer:

ENGLISH

One of the angles must equal 90 degrees and the other two angles must add up to 90 degrees.

SPANISH TRANSLATION

Uno de los ángulos debe ser igual a 90 grados y los otros dos ángulos deben sumar 90 grados.

plz help to solve these problems ​

Answers

[tex] \: \: \: \: \: \: \red{ \underline{ \large{ \tt ꧁\: A \: N \: S \: W \: E \: R ꧂\: }}}[/tex]

1. When Profit percent and Cost price are given , [tex] \large{ \tt{SP = \frac{CP(100 + P\%)}{100}}} [/tex]

2. When Loss% & Cost price are given , [tex] \large{ \tt{SP = \frac{CP(100 - L\%)}{100}}} [/tex]

3. When Profit / Gain percent and Selling price are provided , [tex] \large{ \tt{CP = \frac{SP \times 100}{100 + G\%} }}[/tex]

4. When Loss % & SP are provided , [tex] \large{ \tt{CP = \frac{SP\times 100}{100 - L\%}}} [/tex]

♡ Hope I helped ! ✧

☂ Have a wonderful day / night ! ☼

☃ [tex] \underbrace {\overbrace{ \mathfrak{Carry \: On \: Learning}} }[/tex]✎

▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁

Neeeeeeeeeed helppppppppppppp

Answers

D)
Because Mexico borders the US, but it does not border Canada. The conditional is false.

ILL
BRAINLIEST YOU IF YOU GET IT RIGHT

Answers

Answer:

Step-by-step explanation:

Touching angles have to equal  the full amount of degrees. This means oppisite angles are the same so 7/6, 5/8, 1/4, 2/3. This then means that 1/4 and 5/8 are the same. 3 and 5 would add up to the full amount of a flat line. 2 and 7 could as well, but diffrently (i dont remebr the terms lol). 6/8 would be supplementary, but wouldnt show that the lines are parrlele. Nether would D, as it is true but not helpful.  B seems the most likely at this point with a being a close second. I am so sorry I couldnt be more helpful

Answer:

The answer would be b ;0

Select all of the correct classifications for this triangle. There may be more than 1!)
O Scalene
Equilateral
Right
Isosceles

Answers

Answer:

Just right and Isosceles

Step-by-step explanation:

Answer:

It is Right angled and Isosceles triangle

pls help giving brainliest show work please tysm !

Answers

the answer would be E.

Matthew is choosing between two Internet plans for his smart phone. Plan A costs $18 per month plus $0.05 per minute. Plan B costs $28 per month for unlimited usage. Please help me. Show all steps

Answers

Answer:

I would go with plan b because $0.05 can add up pretty fast and would be more expensive than $28

HELPING ME WILL SAVE AH LIFE AKA mine SOOOO help



Use compound interest to find just the interest earned.

$2,375 compounded annually at 9.8% for 5 years

a
$1163.75
b
$1415.32
c
$3790.32
d
$11,6375

Answers

Answer:c

Step-by-step explanation:

i need help with this please

Answers

Answer:

a) (4, 7) b) (-4,-7)

Step-by-step explanation:

please mark brainliest

Put the following equation of a line into slope-intercept form, simplifying all
fractions.
9x + 3y = -6

Answers

Answer : y= -3x-2 Hope this helped!
y=-3x-2
hope this is helpful :)

A traffic yield sign is in the shape of an equilateral triangle. If each side is 36 inches,
what is the height of the sign to the nearest tenth of an inch?

Answers

Answer:

31.2 inches

Step-by-step explanation:

Draw a line representing the height of the triangle, and divide it into 2 triangles.

Apply Pythagoras Theorem on one of the smaller triangles first.

[tex]h = \sqrt{ {36}^{2} - {(36 \div 2)}^{2} } \\ h = \sqrt{ {36}^{2} - {18}^{2} } \\ h = \sqrt{972} \\ h = 31.17691...[/tex]

h = 31.2 inches (rounded to the nearest tenth)

3v² - 54v + 240 = 0
Factoring

Answers

Answer:

v = 10 , 8

Step-by-step explanation:

abc or d ??!!!!!!!!!!!!!!! n

Answers

I think it’s c, I’m pretty sureeee

Choose the correct value for x.
A. 7.3
B. 10.4
C. 13.7
D. 16.5
See pic above

Answers

Answer:

13.7

Step-by-step explanation:

13.7+90+70+6= 179.7 when you round it is 180

please help me ive gotten 2 wrong pelase help me please

Answers

The blue one with four corners!!!

Find the missing side.
Can someone help???

Answers

20/tan 70 = 7.279404685

Answer:

x= 7.27

Step-by-step explanation:

1) take a better picture next time

2) Add 70+90= 160 then 180-160= 20 to find the last angle

3) tan20= x/20

4) x= 7.27

A sum of 7
Probability:

Answers

Answer:

7,5,3,1,8,6,4,2,9

Step-by-step explanation:

I give bonus if u help me on this aljebra thing

Answers

Answer:

There are 14,512 people in the town in 2005.

Step-by-step explanation:

Value of x (2x+43) (2x-3)

Answers

Answer:

-46

Step-by-step explanation:

2x+43=2x-3

We simplify the equation to the form, which is simple to understand

2x+43=2x-3

We move all terms containing x to the left and all other terms to the right.

+2x-2x=-3-43

We simplify left and right side of the equation.

0x=-46

0=-46

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

The answer to this problem is -46!
Hope this helps

The vertex of a function is (-3, 0) and is a minimum. What is the axis of symmetry and how is it determined?

Answers

The axis of symmetry would be -3 because it is always the (x) of the vertex

Benjamin is selecting embellishments for a child’s dresser. He picks a wooden embellishment, a ceramic embellishment, and a metal embellishment. What is the probability that he picks a cloud, a dog, and a star?

Answers

Answer:

B

Step-by-step explanation:

Here is the complete question :

Benjamin is selecting embellishments for a child’s dresser. There are 9 wooden embellishments, 5 ceramic embellishments, and 8 metal embellishments to choose from, shown in the table below. He picks a wooden embellishment, a ceramic embellishment, and a metal embellishment. What is the probability that he picks one of the clouds, one of the dogs, and one of the stars?

Wooden Embellishments Ceramic Embellishments Metal Embellishments

2 hearts 2 cats 3 stars

3 clouds 3 dogs 5 squares

4 birds

A.1/27

B. 3/40

C. 1/9

D.3/8

PLEASE HELP GEOMETRY IM STUCK!!! SHOW WORK

Answers

Answer:

N

Step-by-step explanation:

Since C is 48 you minus 6 from it since 6 is on the side so thus 48 - 6 = 42

Happy I can help

Answer:

48

Step-by-step explanation:

We are going to use trigonometry to solve for the wanted angle

Remember these are the trigonometric functions

( Remember SOH CAH TOA )

Sine = Opposite over Hypotenuse (SOH)

Cosine = Adjacent over Hypotenuse (CAH)

Tangent = Opposite over Adjacent (TOA)

For angle Ф

we are given its adjacent side length (6) and the hypotenuse (9)

Adjacent and hypotenuse corresponds with the trig function Cosine

So we will use cosine to solve for the missing angle

( let x = missing angle )

( remember cosine = adjacent over hypotenuse )

[tex]cosX=\frac{6}{9} \\\frac{6}{9} =.66\\cos(x)=.66[/tex]

now we want to get rid of the "cos" on the x

To do so we take the inverse of cos ( arc cos ^-!1 ) and apply it to each side

so...

[tex]arcos(cos(x))=x\\arccos(.66)=48.1[/tex]

we're left with x = 48.1

What is the expression for k more than 8?

Answers

Answer:

k>8

Step-by-step explanation:

k more than 8 indicates that the value of k is larger than 8. So the inequality sign opens towards k and closes towards 8.

Hope this helps!

Answer:

9 is bigger than 8

Step-by-step explanation:

I need an answer NOT A LINK!!!

Answers

Answer:

I think the answer is C

Step-by-step explanation:

oh and...you mean one of these.....sorry i just had to... XD  XD

Find the value of two numbers if their sum is 19 and and their difference is 5

Answers

Answer:

7 and 12

Step-by-step explanation:

x - y = 5

y = (5+x)

x+ (5+x) = 19

2x +5 = 19

2x = 14

x = 7

           19-7 = 12

12 +7  = 19

12-7 = 5

answers- 7 and 12

if a + b =19
then, a - b =5
so, a= b + 5

if, a = b + 5
then, b + b + 5= 19
(2b) + 5 =1 9
19- a(5)= 14
b= 7
a+7=19
a= 12
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