Answer:
5(2+8)+(12-6/3)2
5(10)+(12/1-6/3)2
50+(36/3-6/3)2
50+(30/3)2
50+60/3
50+20
70
Step-by-step explanation:
Answer: 70
If the equation is [tex]5(2+8)+(12-\frac{6}{3} )2[/tex]
[tex]5*10+(12-2)*2[/tex]
[tex]5*10+10*2[/tex]
[tex]10(5+2)[/tex]
[tex]10*7[/tex]
Answer: 70
Please mark brainliest if correct :)
Write in standard form the equation of a line that is perpendicular to y+2 = 1/5 (x+1) and goes through the point (7,22).
The answer choices are down below. Whoever helps will be much appreciated.
Answer:
Step-by-step explanation:
I think A
Solve the equation.
p-13 over 14 = -3
Answer:
p = -29
Step-by-step explanation:
p-13/14 = -13
~Simplify
1/14p - 13/14 = -3
~Add 13/14 to both sides
1/14p = -29/14
~Multiply 14 to both sides
p = -29
Best of Luck!
(7TH GRADE LEVEL) Please complete Number 15 all parts.
Answer:
A - 12
B - 12
C - (-2)
D - (-24)
E - 2
F - (-4)
G - 12
H - (-64)
Hope this helps!
A math book consists of two sections: arithmetic and geometry in the ratio 5:3. How much of each type of content will be needed to make a book of 480 pages?
Answer:
As the ratio is 5:3, it totals 8 parts. I would do 480 divided by 8 to get the number of pages per part, then multiply that number into the ratio.
480 / 8 = 60
The value of each part being 60 put into the ratio 5:3 = 60x5 : 60x3
Which gives your answer.
Two angles of a triangle have measures of 30° and 45°.
What is the measure of the remaining angle?
Enter the correct answer in the box.
Answer:
30+45+x=180(sum of all angles of triangle is equal to 180 degree)
75+x=180
x=180-75
x=105
The measure of the third interior angle is 105°.
What is a triangle?A triangle is a three-sided closed-plane figure formed by joining three noncolinear points. Based on the side property triangles are of three types they are Equilateral triangle, Scalene triangle, and Isosceles triangle.
We also know that the sum of all the interior angles of a triangle is 180°.
Given, Two angles of a triangle have measures of 30° and 45°, assuming the third angle to be x.
∴ 30° + 45° + x = 180°.
x + 75° = 180°.
x = 180° - 75°.
x = 105°.
So, the measure of the third angle is 105°.
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The tax on soda is 3 cents per ounce. How much is 3 ounces
Answer:$9
Step-by-step explanation:
help meeeee pleaseeeee
Answer:
it's either the 1st one or the 2nd one
Step-by-step explanation:
Answer:
a. or c. I'm not sure to my answer
A recursive formula for the sequence 18, 9, 4.5, ... is
Answer:
Hope this image helps answer your question
and mark brainliest please.
The recursive formula is aₙ= aₙ₋₁ /2 for n > 1.
What is Recursive Formula?A recursive formula is a formula used to describe a sequence of numbers, where each term in the sequence is defined in terms of the preceding term(s). In other words, it is a formula that uses one or more of the previous terms in the sequence to generate the next term.
The recursive formula for a sequence gives a way to find any term of the sequence using the previous term(s).
To find the recursive formula for the sequence 18, 9, 4.5, ..., we need to look at how each term is related to the previous term.
We can see that each term is half of the previous term, so the recursive formula is:
a₁ = 18 (the first term is given)
aₙ= aₙ₋₁ /2 for n > 1
This means that to find the nth term of the sequence, we divide the (n-1)th term by 2. For example:
a_2 = a_1/2 = 18/2 = 9
a_3 = a_2/2 = 9/2 = 4.5
a_4 = a_3/2 = 4.5/2 = 2.25
and so on.
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3. The bill at a restaurant
came to $136.40. The
patrons decided to leave a
15% tip. What was the total
bill including tip?
Answer:
$156.86
Step-by-step explanation:
$136.40 + 15% = $20.46
$136.40 + $20.46 = $156.86
Which values or a,b,and,c correctly represent the answer in simplest form 3 1/2 divided by 2 1/4 = a b/c
Answer: 1 5/9
Step-by-step explanation:
Please help. It would be great.
heyy i need ur help plz
Answer:
- 1/3
Step-by-step explanation:
3x-4 = -5
3x = -5 + 4
3x = -1
x = -1/3
the liu family buys 20 pounds of chicken at the local market for 50 dollars which equation can be used to represent the coast c of buying x pounds of chicken at the same price per pound
A) C=20x
B) c=0.4x
C. C=2.5x
d) c=50x
Answer:
b
Step-by-step explanation:
chris has a collection of dimes and quarters worth $4.25. if she has 23 coins total, how many quarters does she have.
Answer:
b
Step-by-step explanation:
A school system is reducing the amount of dumpster loads of trash removed each week. In week 5, there were 40 dumpster loads of waste removed. In week 10, there were 30 dumpster loads removed. Assume that the reduction in the amount of waste each week is linear. Write an equation in function form to show the amount of trash removed each week.
Answer:
The answer is f(x) = -3x + 60
Step-by-step explanation:
Answer:
f(x) = −2x + 50
Step-by-step explanation:
The number of bacteria at the beginning of an experiment was 30 and the bacteria
grow at an hourly rate of 1.4 percent. Using the model given by A(t) = A0e^kt,
estimate the number of bacteria, rounded to the nearest whole number after 20 hours.
Answer:
The answer is 49,197
Step-by-step explanation:
I multiplied the previous number by 1.4, 20 times.
How do you calculate slope using a graph?
Answer: Determine the difference in y- coordinates of these two points
Step-by-step explanation:
Which of these expressions is equivalent to 3( x-2)
A. 3x - 6
B. 3x -2
C. 3x + 2
D. 3x + 6
Answer:
the answer is B because 3(x-2) is the same as 3x -2
11. Sakima Lena is employed at Sigma Systems. She make $5,900.00 a month. What does Sakima earn per year?
$72,000.00
$70,800.00
$65,000.00
$141,600.00
Answer:
70,800 is your answer
Step-by-step explanation:
5,900*12=70,800
Chen completed the division problem below.
0.9 StartLongDivisionSymbol 192.6 EndLongDivisionSymbol right arrow 9 StartLongDivisionSymbol 192.6 EndLongDivisionSymbol minus 18 = 12. 12 minus 9 = 36. 36 minus 36 = a remainder of 0 and a quotient of 21.4.
What is Chen’s error?
He included a 4 in the quotient, which does not belong.
He multiplied the dividend by 100 instead of 10.
He should have multiplied both numbers by 100.
He did not subtract correctly in one of the steps.
Answer:
he included four and does not belong in the quotient
Step-by-step explanation:
i took the test ;)
Which of the following is an extraneous solution of StartRoot negative 3 x minus 2 EndRoot = x + 2?
Answer:
x=-6
Step-by-step explanation:
The cost to rent a dump truck is $50 per day plus $26 per hour of use. What is the maximum number of hours the truck can be used each day if the rental cost should not exceed $193 per day?
Answer:
solve 26x+50=193 which equals 5.5
Step-by-step explanation:
What is the salesperson's commission on a
$1300 sale if the commission rate is 10%?
Answer:
$130
Step-by-step explanation:
Answer:
$130
Step-by-step explanation:
1300×10%
$130
The museum sells admission tickets for $15 for each adult and $5 for each child. During one day, they collect $995 after selling x adult tickets and y children's tickets. What does the point (11,166) mean In this situation? ASAP Brainliest!
Step-by-step explanation:
The point (11,166) means they sold 11 adult tickets and 166 children tickets
I hope this helps and ill take my brainilest please :)
If Peter pays $84 to buy a watch after a discount of 30%, find the original price of the watch
(Original price) - 0.30p = 84
Let p = Original Price of the watch
p - 0.30p = 84
0.70p = 84
p = 84 ÷ 0.70
p = 120
The original price of the watch is $120.
Answer:
The original price was $120.
Step-by-step explanation:
Let the original price of the watch be w.
Then the discount is 0.30w and the discounted price is (1-0.30)w, or 0.70w.
Writing an equation in w, we get 0.70w = $84.
Solving this for w, we divide both sides by 0.70:
w = (84)/0.70 = $120
The original price was $120.
The second of three numbers is 11
less than the first. The third number is
5 less than the second. If the first
number is twice as large as the third,
find the three numbers.
Answer:The sum of three numbers is 112.
a+b+c=112
The second number is 5 times the first.
b=5a
so a+5a+c=112
6a+c=112
The third number is 20 less than the second. What is the second number?
c=5a-20
6a+5a-20=112
11a-20+20=112+20
11a/11=132/11
a=12
Step-by-step explanation:
- Find the slope with the given coordinates. (-3,1) (6,7)
Answer:
Slope=2/3
Step-by-step explanation:
slope is rise over run so you do y^2-y^1/x^2-x^1 which in this case would get you 7-1/6-(-3) that gives you 6/9 which simplifies to 2/3
Please help me with these two questions I hate math
Answer:
Y-values are range
X-values are domain
Step-by-step explanation:
4(5x-2)=2(9x+3)
help please!
12 points and
brainliest
Answer:
x = 7
Step-by-step explanation:
Given
4(5x - 2) = 2(9x + 3) ← distribute parenthesis on both sides
20x - 8 = 18x + 6 ( subtract 18x from both sides )
2x - 8 = 6 ( add 8 to both sides )
2x = 14 ( divide both sides by 2 )
x = 7
does anybody understand
Answer:
A=6(9n^2+26n+36)
Step-by-step explanation:
A=6s^2
s=3n+6
A=6(3n+6)^2
A=6(3n+6)(3n+6)
A=6(9n^2+18n+18n+36)
A=6(9n^2+26n+36)
I hope this helps; please award brainliest!