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Related Questions
Need help on this question
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P=a+b+c;P=36,a=9,b=10
Answers
What is the sum of -4 1/2 + 3 1/4
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Answer:
-1
St ifhguerhgihgr
-1
An orchard has 8 times many apple trees as pear trees. There are 981 trees in all. How many more apple trees than pear trees does have it?
Answers
Answer:
there are 763 more apple trees than pear trees
Step-by-step explanation:
so, first we write the words into equations.
8P = A because there are 8x apples per x pear, so to make it equal we must multiply pears by 8. P+A = 981. replacing "A" in the second equation with "8P" to get P+8P=981=9P divide both sides by 9 to get 109 pear trees. knowing this we can get 981-109=A=872 apple trees. the problem asks for A-P which we can replace the numbers to get (872)-(109)=763 more trees
There are 763 more Apple trees than Pear trees.
What is Algebra?A branch of mathematics known as algebra deals with symbols and the mathematical operations performed on them.
Variables are the name given to these symbols because they lack set values.
In order to determine the values, these symbols are also subjected to various addition, subtraction, multiplication, and division arithmetic operations.
Given:
let the number of pear trees be x.
An orchard has 8 times many apple trees as pear trees.
So, Apple trees = 8x
Now, total trees = 981
x+ 8x= 981
9x= 981
x= 981/9
x = 109
and, Apple trees = 8 (108)= 872.
So, there are 763 more Apple trees than Pear trees.
Learn more about Algebra here:
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The value of a collectible toy is increasing exponentially. The two points on the graph
show the toy's initial value and its value 3 weeks afterward.
Answers
The question is incomplete. Here is the complete question.
Part A
The value of a collectible toy is increasing exponentially. The two points on the graph show the toy's initial value and its value 3 weeks afterward.
Express the toy's value t, in dollars, as a function of time w in weeks after purchase.
Part B
Write an expression to represent the toy's value 10 days after purchase
Answer and Step-by-step explanation: An exponential function is of the form: [tex]y=ab^{x}[/tex]
Part A
Translating to the question, the toy's value as a function of time is
[tex]t=ab^{w}[/tex]
To determine constants a and b, we use points given by graph.
First, (0,5) to find a:
[tex]5=a.b^{0}[/tex]
a = 5
Now, (3,10) to determine b:
[tex]10=5b^{3}[/tex]
[tex]b=\sqrt[3]{2}[/tex]
b = 1.26
The toy's value as a function of time in weeks is [tex]t=5.(1.26)^{w}[/tex]
Part B
Since, the function is in weeks:
1 week = 7 days
w weeks = 10 days
[tex]w = \frac{10}{7}[/tex]
Replacing w:
[tex]t=5.(1.26)^{w}[/tex]
[tex]t=5.(1.26)^{10/7}[/tex]
Expression that represents toy's value after 10 days is [tex]t=5.(1.26)^{10/7}[/tex].
which of the following is the correct way to name the entire figure shown
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Answer:
Step-by-step explanation:
i
Answer:
your first is right but second is incorrect
this is an ray so the answer is
option c.
QP
Find the mode: 22, 19, 15, 16, 18, 18, 5, 18
Answers
Answer:
18
Step-by-step explanation:
Mode is the value that appears most often in a set of data values. So, in this case, the answer is 18.
A hydroelectric power plant uses water power to produce a useful form of energy. The diagram below shows the production of electricity using hydropower. During this process, energy causes several types of motion and change inside the power plant.
Answers
Answer:
the concrete of the power plant supporting the turbine and generator
Step-by-step explanation:
Convert the following Logarithmic Equation into a Exponential Equation.
log_3(-2x+1)=-2y+6
Answers
Answer:
3^(-2y + 6) = (-2x+1)
Step-by-step explanation:
We have;
log_3_(-2x+1) = -2y + 6
What this means in exponential form is that;
3^(-2y + 6) = (-2x+1)
Find the probability that x = 2
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Answer:
Step-by-step explanation:
Six students are working to simplify the expression shown. Drag each student's answer to a box to show whether it is fully simplified, equivalent to the given expression but not fully simplified, or not equivalent to the given expression
Answers
Answer:
2x -18x +14y -19 = -16x +14y -19 . . . not the same
-2xy -1 . . . not the same
16x +14y -1 . . . not the same
9 -16x +14y -10 = -16x +14y -1 . . . equivalent
-16x +14y -1 . . . equivalent and simplified
2x -18x +14y -1 = -16x +14y -1 . . . equivalent
Step-by-step explanation:
Answer:
Takk fyrir
Step-by-step explanation:
6. The longest side of a 30° -60° - 90° triangle measures 8. What is the length of the
longer leg?
Answers
I need the answer quickly.
ivy Tech holds a children's fair aimed at kids aged 0-10, but finds that the majority of children who attend are pre-school aged or younger. The distribution of the children's ages at the fair would be an example of:
skewed left
skewed right
symmetrical
uniform
Answers
Answer:
B. skewed rightStep-by-step explanation:
The distribution is skewed right because most data concentrated to the left (preschool age or younger) and have longer tail to the right.
Solve the rational equation [tex]3x+2/5=2x-1/3[/tex]
x = 1
x = 3
x = 6
x = 11
Answers
Answer:
Step-by-step explanation:
The equation is written incorrectly. It should be
(3x+2)/5 = (2x-1)/3
Answer:
11
Step-by-step explanation:
Convert:
1/4 kilometer to
meters
Answers
Answer:
250
Step-by-step explanation:
R+6> 13 solving one step inequalities
Answers
Answer:
R > 7
Step-by-step explanation:
R+6> 13 (subtract 6 from both sides)
R > 13 - 6
R > 7
Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's are ?
Answers
Answer:
Step-by-step explanation:
Radius 4.5 feet what’s is the tabletop area
The area of the table top is 63.62 square feet.
What is area in geometry?
'In geometry, the area can be defined as the space occupied by a flat shape or the surface of an object.'
According to the given problem,
Radius of the table = 4.5 feet
Since, the table is round,
Area of a circle = [tex]\pi r^{2}[/tex]
= π × 4.5 × 4.5
= 63.617
Hence, we can conclude, the area of the table-top is 63.62 square feet.
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Please help me?!!!!!!!!!
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Please help
9(2+17)+13z=17
Answers
Answer:
9(19)+13z=17
171+13z=17
13z=171-17
Z=154/13 is the answer
Step-by-step explanation:
Pls mark me in brain list
Answer:
z = -154/13
Step-by-step explanation:
1.) Add the numbers
9(2+17)+13=17
9(19) = 13z = 17
2.) Multiply the numbers
9 x 19 + 13z = 17
171 + 13z = 17
3.) Rearrange terms
171 + 13z = 17
13z + 171 = 17
4.) Subtract 171 from both sides of the equation
13z + 171 = 17
13z + 171 - 171 = 17 - 171
5.) Simplify
Subtract the numbersSubtract the numbers13z = -154
Solution
z = -154/13
Please help 10 points What side is the HYPOTENUSE? Which side is opposite of angle H? Which side is adjacent to angle H?
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- IU is the opposite side of angle H
- and i'm pretty sure HI is the adjacent side to angle H!
-the hypotenuse is always the longest side and will be the opposite side of the right triangle. so angle i is the 90 degree angle, so the opposite side is HU which is also the longest!
- angle H is marked and you can see the opposite side of it is IU which is one of the legs of this triangle.
- adjacent just means like next to or beside so the side HI is next to the angle H which is also a leg of this triangle.
i hope this helps!!
Which ratio is equivalent to 20:15?
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Answer:
4:3
Step-by-step explanation:
On average, Gil reads 57 pages in a book each week.
How many pages des Gil read in 12 weeks?
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Answer:
684
Step-by-step explanation:
57 times 12
12 weeks times 57 pages= 684 pages in 12 weeks
2) Find the standard deviation for the following data. Round your answer to 2 decimal
places as needed.
71
30
48
78
72
62
59
96
41
44
35
16
74
91
Answers
Answer:
23.59
Step-by-step explanation:
The standard deviation of this data set is 23.585, but rounded to the 2nd decimal place (hundredths), the number is 23.59.
Hope it helps!
Which decimal is equivalent to 4/5 ?
0.45
0.8
0.75
0.6
Answers
Answer:
0.8
Step-by-step explanation:
4 fits into 5 0 times 4 fits into 50 8 times.
0.8
Hope this helps!
together Alice & Mindy have saved $490 for a trip this summer. Amy has saved $54 more than Mindy. How much has each person saved? Write a system & use substitution to solve.
Answers
Answer:
Alice saved 218 and mindy saved 218+54
Step-by-step explanation:
Answer:
amy/alice saved 150$ andmindy saved 340$
Step-by-step explanation:
Four out of 12 students like chicken better than steak. What percent prefer chicken
Answers
Answer:
33.333...(%)
Step-by-step explanation:
4 divided by 12 gives you 0.333... (3 repeating)
If 4 pairs of shoes cost $48, what is the cost for 7 pairs of shoes?
Answers
Answer: $84
Step-by-step explanation: 48/4=12 12x7=84
Answer:
48/4= $12 fro each shoe
so 7 pairs is $12 x 7= $84
Step-by-step explanation:
Which expression is equivalent to 1/4(20z+24)?
Answers
Answer:
-5z-6Step-by-step explanation:
-1/4 x 20z = -5z
24 x -1/4 = -6
So we have -5z-6. So the expression equivalent to 1/4(20z+24) is -5z-6.
Explanation:
-1/4(20z + 24)
20/-4 = -5
24/-4 = -6
-5z - 6
18 ft =____yd
2 lb =____oz
6.5 =_____fl oz
2 ml=_____ft
5,000 lb=____T
2¾qt=_____pt
Answers
Answer:
1. 6
2. 32
3. .81
4. 0.00656168
5. 2.5
6. 4.579708
Step-by-step explanation:
The recommended daily allowance of fat is 65 grams. One serving of oatmeal contains 3 grams of fat. Which proportion can be used to calculate the PERCENT of the daily recommended allowance of fat contained in one serving of oatmeal?
Answers
Answer:
One serving of oatmeal provides 4.6% of the daily recommended allowance of fat.
Step-by-step explanation:
3/65 ≅ 0.046 = 4.6%
One serving of oatmeal provides 4.6% of the daily recommended allowance of fat.