Answer:
6x+y = 25
3x=14
=> x=14/3 => y = 25/6x = 25/28
Step-by-step explanation:
A car is purchase at $20000.The value of the car depreciates at 12.5% a year. What will the value of the car be to the nearest cent after 11 years
Answer: $4603.82
Step-by-step explanation:
Given
The initial cost of a car is [tex]P=\$20,000[/tex]
The rate of depreciation is [tex]i=12.5\%[/tex]
Depreciated value after n years is given by
[tex]\Rightarrow P(1-\frac{i}{100})^n\quad \text{where n=no. of years}[/tex]
Value after 11 years
[tex]\Rightarrow 20,000(1-\frac{12.5}{100})^{11}\\\\\Rightarrow 20000(0.875)^{11}=\$4603.82[/tex]
Use properties of operations to write an equivalent expression by combining like terms.
7h - 3h
Answer: 4h
Step-by-step explanation:
Only 1/3 of the students who run in each event win medals at the track meet if nine students are running the mile how many of them will win a medal
Answer:
I am not too sure but I think 1/3
Step-by-step explanation:
what is the answer to this ? You have to simplify 4(- 3n - 7)
Answer:
-12n-28
Step-by-step explanation:
4(-3n-7)
first- use the distribution property (4*-3n and 4*-7)
so, -12n-28
Answer:
-12n -28
Step-by-step explanation:
4(- 3n - 7)
-12n -28
An artist makes paperweights in the shape of square pyramids. The paperweights are filled with yellow sand. How much sand does the artist need to fill this paperweight?
Answer: he needs to mesure
Step-by-step explanation:
please answer this pdf i need the help badly and please get it right i beg of you
Answer:
1 = B
2 = 3/7
3 = B
4 = J
5 = 1/25
6 = H
7 = D
8 = G
9 = A
10 = 1/3
11 = D
Step-by-step explanation:
Rate of change (-4,6)
Answer:
The calculation for ROC is simple in that it takes the current value of a stock or index and divides it by the value from an earlier period. Subtract one and multiply the resulting number by 100 to give it a percentage representation.
Step-by-step explanation:
Will give brainlyist :D
Answer:
[tex] \boxed{80}[/tex]
Almonds cost $5 per pound. Cashews cost $2 per pound. Matt purchased
a container of almonds and cashews that sells for $3 per pound. The label
was torn and says that there are 10 pounds of cashews in the container.
How many pounds of almonds are in the container?
A 5 pounds
B 10 pounds
C 15 pounds
D 25 pounds
Answer:
B 10 pounds
Step-by-step explanation:
Start with what you know. You know that almost 5 dollars per pound. and that cashews cost 2 dollars per pound. If there are 10 pounds of cashews, that is 20 dollars worth of cashews. then if you use your head you will figure out that there are 10 pounds.
Answer:
C
Step-by-step explanation:
How long will it take to travel 432 kilometres at an average speed of
96 kilometres per hour?
Answer:
4.5hr
Step-by-step explanation:
v=s/t
t=s/v
432km/96km/hr
4.5 hr
km will will cancelled out
The time taken to travel 432 Km at an average speed of 96 Km/h is 4.5 h
What is average speed?Average speed is defined as the total distance travelled divided by the total time taken to cover the distance.
Average speed = Total distance / total time
How to determine the timeTotal distance = 432 KmAverage speed = 96 Km/hTime =?Average speed = Total distance / total time
96 = 432 / time
Cross multiply
96 × time = 432
Divide both side by 96
Time = 432 / 96
Time = 4.5 h
Learn more about speed:
https://brainly.com/question/680492
What is Dario's hourly salary?
Answer:
Dario's hourly salary
is $11
prime factorisation of 8232
Answer:
2 x 2 x 2 x 3 x 7 x 7 x 7
Step-by-step explanation:
it is Wednesday my dudes
A line that is parallel to the line y=3x-8 and passes through the point (-1,6)
The equation of the parallel line is...
Answer:
y = 3x + 9
Step-by-step explanation:
If the line is parallel, that means it will have the same slope. So, the line will also have a slope of 3.
Using y = mx + b, plug in the slope and given point, and solve for b:
y = mx + b
6 = 3(-1) + b
6 = -3 + b
9 = b
Plug in the slope and b into y = mx + b
y = 3x + 9
So, the equation of the parallel line is y = 3x + 9
Please help will give you Brainliest *image
Answer:
5 folders and 5 pens = yes
6 pens and 6 erasers = yes
1 pen and 4 notebooks = no
3 folders and 7 erasers = no
4 folders and 2 notebooks = yes
Step-by-step explanation:
Max total = $10
(5 folders x 1.29) + (5 pens x 0.70)
6.45 + 3.50 = 9.95
(6 pens x 0.70) + (6 erasers x 0.89)
4.20 + 5.34 = 9.54
(1 pen × 0.70) + (4 notebooks × 2.35)
0.70 + 9.40 = 10.10
(3 folders × 1.29) + (7 erasers × 0.89)
3.98 + 6.23 = 10.21
(4 folders × 1.29) + (2 notebooks × 2.35)
5.16 + 4.70 = 9.86
who is correct alex or jo
Answer:
D
Step-by-step explanation:
Neither Alex nor Jo are correct, because surface area is a 2-dimensional quantity, so it would be given in just square units, not linear nor cubic.
3. A mechanic charges $90 for the inspection plus $25 per hour. If the bill was $240, how many hours did he work?
A. 8 hours
B. 7 hours
C. 6 hours
D. 5 hours
ben eats approximately 2,400 calories per day, his wife sarah eats 5/8 as much, how many calories does sarah eat per day?
Answer:
1,500 calories
Step-by-step explanation:
2,400 ÷ 8 = 300
300 × 5 = 1,500
3(2x-4)>-12 solve for x?
Answer:
x > 0
Step-by-step explanation:
6x -12 > -12
6x > -12 +12
6x > 0
x > 0/6
x > 0
LaTeX: \left(3x^2\:-\:1\right)+\left(3x^2\:-x^3\right)( 3 x 2 − 1 ) + ( 3 x 2 − x 3 )
Answer:
I wanted to simplify since u didn't specify what u wanted: -x^3 + 6x^2 -1
Step-by-step explanation:
I assume this is what you typed: (3x^2 - 1) + (3x^2 - x^3)
-x^3 + 6x^2 -1
Answer:
-x³+6x²-1
Step-by-step explanation: Hope it helps
Best answer gets brainliest
c) How many applications will your mother actually use on her new cell phone? Solve the equation you wrote in part b to find the unknown variable. (2 points)
i put this in part B (She uses 24 applications regularly)
Answer:
24 would be the correct answer.
Step-by-step explanation:
24 would be the correct answer because 2/3 x 18 + 12 = 24.
Making 2/3 the the fraction that was used and already installed.
Making 18 the number of the already installed applications
Making 12 the number of the additional installed applications.
I hope this helped!!!
A rectangular cake measures 12 inches wide, 15 inches long, and 4 inches high.
If the bottom of the cake is not frosted, how much frosting will be needed?
Answer:
B. 180
Step-by-step explanation:
PLEASEEE HELPPP
John needs to rewrite the expression (4x^3y^5z)^2. Identify which of the following is the simplified form of the expression.
4x^5y^7z^3
4x^6y^10z
8x^5y^7z^3
16x^6y^10z^2
Answer:
16x^6y^10z^2
Step-by-step explanation:
Well without doing much math I already know that (4x^3)^2 is 16x^6 because 4*4=16 and 3*2=6.
That leaves the last answer choice.
simplify the expression by combining like terms -3x - 8 + 7x - 1
Answer:
4x-9.
Step-by-step explanation:
-3x - 8 + 7x - 1
7x -3x=4x.
-8 -1= - 9.
4x-9
can someone answer these pls
Answer:
Exponential
Step-by-step explanation:
The y values are going up by a factor of 2 as x increases.
whats the answer to number one?
Answer:
2³ * 2² = 2³⁺² = 3⁵
Step-by-step explanation:
2³ * 2² = 2³⁺² = 3⁵
[(2³)² = 2³ˣ² = 3⁶]
Rewrite with only sin x and cos x.
sin 3x - cos x
Answer:
sin (3 x) - cos (x)=
= sin (2x + x) - cos (x)=
= sin 2x * cos x + cos 2 x * sin x - cos x = ( using additional formulas )
= 2 sin x cos² x + ( cos² x - sin² x ) sin x - cos x =
= 2 sin x cos² x + ( 1 - sin² x - sin² x ) sin x - cos x =
= 2 sin x cos² x + ( 1 - 2 sin² x ) sin x - cos x =
= 2 sin x cos² x + sin x - 2 sin³ x - cos x
Answer: B )
Step-by-step explanation:
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Answer:
bat dalawa po iyang gi pa question nyo
CAN SOMEBODY HELP. Unscramble the words to correctly to state a fact.
Respiration usable energy cellular create cells through
Answer:
Cells create usable energy through Cellular Respiration.
Step-by-step explanation:
If you think about it, cellular respiration is the way cells make their food, or usable energy. Therefore, the answer would be up above-------------------------^^
pls help look at the photo above
Answer:
G = 18.75
Step-by-step explanation:
A. 12.5 * 7.5 = 93.75
B. 10 * 7.5 = 75
93.75 - 75 = 18.75
can anyone help me with this question
Answer:
[tex]78[/tex]
idont know