Answer:
D
Step-by-step explanation:
Hope this helps. Pls give brainliest.
220.4% as a decimal?
Answer: 2.204
Step-by-step explanation:
Which product is the better deal 60 oz for $7.20 or 75 oz for $8.25
The better deal
Would be the lowest cost per ounce.
Divide total cost by total ounces and compare them.
7.20/60 = 0.12 per ounce.
8.25/75 = 0.11 per ounce.
75 ounces for 8.25 is the better deal
How do you solve a system of equations?
Example:
Answer:
Step 1: Solve one of the equations for one of the variables. Let's solve the first equation for y: ...
Step 2: Substitute that equation into the other equation, and solve for x. ...
Step 3: Substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.
A rectangular garden has an area of 84 square feet. If the width of the park is 7 feet, what is the length?
Answer:
Length = 12
Step-by-step explanation:
L × W = Area
84 / 7 = 12
12 × 7 = 84
The required length of the given rectangular garden is given as 12 feet.
Given that,
A rectangular garden has an area of 84 square feet. If the width of the park is 7 feet, what is length is to be determined.
The rectangle is 4 sided geometric shape whose opposites are equal in length and all angles are about 90°.
here,
Let the measure of the length of the rectangular garden be l,
Since,
Area of the rectangle = length × width
Area of the rectangle = l × 7
l × 7 = 84
l = 84 / 7
l = 12 feet
Thus, the required length of the given rectangular garden is given as 12 feet.
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A football team scored 3 touchdowns, 3 extra points, and 4 field goals. If each
touchdown is worth 6 points, each extra point is 1 point, and each field goal is 3
points, what would the expression look like once you replace the letters for their
values?
Answer:
33
Step-by-step explanation:
Find the 43rd term of each sequence 27,24,21,18, ...
Answer:
hmmmmmmmmmm thats a tuff one
Answer:
-99
Step-by-step explanation:
First, let's find an equation to use to make things easier.
So, as we can see, the numbers go down 3 every time and we start at 27, so, the first term is 27, that means that we need to find the number before 27, so we add 3 to 27 to get 30.
We can put the equation using y = mx + b, since that is the most appropriate formula to use.
y = -3x + 30
y = -3(1) + 30
y = -3 + 30
y = 27
y = -3x + 30
y = -3(2) + 30
y = -6 + 30
y = 24
So, this is a good equation to use. Now, we substitute 43 as x
y = -3x + 30
y = -3(43) + 30
y = -129 + 30
y = -99
divide 40 into the ratio 9:1
Answer:
36 : 4
Step-by-step explanation:
40 divided into ratio 9:1 is like 40 / (9 + 1) multiplied to both sides of 9:1
40 / (9 + 1) = 4, and if you multiply both sides by 4, you get 36 : 4
Answer:
I think the answer is 36
Step-by-step explanation:
You add 9 and 1 to get 10 and then you divide 40 by 10 and get 4 and then you multiple 9 and 4 to get 36.
If m<2 = (2x)° and m<5 = (x+6)°, find the value
of ‘x’ and the m<4.
Answer:
x = 58
[tex] m\angle 4 = 116\degree [/tex]
Step-by-step explanation:
[tex] m\angle 2 = m\angle 6..... (1)\\(alternate \: \angle s) \\\\
m\angle 5 + m\angle 6 = 180\degree \\(linear \: pair\: \angle s) \\\\
\therefore m\angle 6 = 180\degree-m\angle 5..... (2)\\\\[/tex]
From equations (1) & (2)
[tex] m\angle 2 =180\degree-m\angle 5\\\\
\therefore (2x)\degree =180\degree-(x+6)\degree \\\\
\therefore (2x)\degree +(x+6)\degree =180\degree\\\\
\therefore (2x+x+6) \degree =180\degree\\\\
\therefore (3x+6) \degree =180\degree\\\\
3x + 6 = 180\\\\
3x = 180-6\\\\
3x = 174\\\\
x = \frac{174}{3} \\\\
\huge \purple {\boxed {x = 58}} \\\\
\because m\angle 4 = m\angle 2\\(corresponding \: \angle s) \\\\
\therefore m\angle 4 = (2x)\degree \\\\
\therefore m\angle 4 = (2\times 58)\degree \\\\
\huge \orange {\boxed {\therefore m\angle 4 = 116\degree}} [/tex]
The three angles of a triangle measure 2x – 6, 3x + 5, and 2x + 20. What is the measure of the smallest angle in degrees?
Answer:
Step-Smallest angle = 40
by-step explanation:
Angle sum property:Sum of all three angles of triangle is 180
2x - 6 + 3x + 5 + 2x + 20 = 180 {Combine like terms}
2x + 3x + 2x - 6 + 5 + 20 = 180
7x + 19 = 180 {Subtract 19 from both sides}
7x = 180 - 19
7x = 161 {Divide both sides by 7}
x = 161/7
x = 23
2x - 6 = 2*23 - 6 = 46 - 6 = 40
3x + 5 = 3*23 + 5 = 69 + 5 = 74
2x + 20 = 2*23 + 20 = 46 + 20 = 66
Leo purchased items that
cost $41.20, $13.90, $5.50, and
$26.30. If his items total
more than $80, the store will
give him a 50% discount
Does Leo qualify for the
discount? If so, what
is bis cost before tax?
Answer:
He does qualify for the discount, his total will be $43.45
Step-by-step explanation:
What is the slope of the line that passes through the points (1,-6) and (-8,9)? Write your answer in simplest form
Slope is the change in y over the change in x
Slope = (9 - -6)/( -8 -1)
Slope = 15/-9
Slope = -15/9
Simlipy:
Slope = -5/3
Answer:
Step-by-step explanation:
Slop = (y2 - y1)/(x2-x1)
= {9 -(-6)}/{(-8)-1}
= 15/-9
= -1.66
Which angle in AXYZ has the largest measure?
6
9
X
8
#
Choice
A.
ZX
B.
LY
C.
ZZ
D.
Cannot be determined
Answer: Angle X
Reason: For any triangle, the largest angle is always opposite the longest side.
∠X is the largest measure on the triangle XYZ.
What is a triangle?A triangle is a 2-D figure with three sides and three angles.
The sum of the angles is 180 degrees.
We can have an obtuse triangle, an acute triangle, or a right triangle.
We have,
The angle opposite to the largest side is the largest measure.
So,
XY = 6 and opposite angle = ∠Z
YZ = 9 and opposite angle = ∠X
XZ = 8 and opposite angle = ∠Y
We see that,
YZ > XZ > XY
So,
∠X > ∠Y > ∠Z
Thus,
∠X is the largest measure on the triangle XYZ.
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Martina drove 737 miles in 11 hours. At the same rate, how long would it take her to drive 335 miles?
Answer:
5 hours
Step-by-step explanation:
737mi / 11hr = 67mph
335mi / 67mph = 5hr
==================================================
Here are two ways to solve
Method 1
First determine her speed if she goes 737 miles in 11 hours.
distance = rate*time
d = r*t
737 = r*11
737 = 11r
11r = 737
r = 737/11
r = 67
Her speed is 67 mph. Use this to find how long it would take if she drove 335 miles.
d = r*t
d/r = t
t = d/r
t = 335/67
t = 5 hours is the time it takes to drive 335 miles assuming Martina drives at the same speed.
---------------------------------------------------------------------
Method 2
We can use a proportion to solve
(distance 1)/(time 1) = (distance 2)/(time 2)
(737 miles)/(11 hours) = (335 miles)/(x hours)
737/11 = 335/x
737*x = 335*11 .... cross multiply
737x = 3685
x = 3685/737 ..... divide both sides by 737
x = 5
We get the same answer of 5 hours.
How do I write log3 5 using natural logarithms?
Answer:
[tex]\displaystyle \log_3 5=\frac{\ln 5}{\ln 3}[/tex]
Step-by-step explanation:
We want to write:
[tex]\log_3 5[/tex]
Using natural logarithms.
We can use the following property of logarithms:
[tex]\displaystyle \log_b a=\frac{\log_c a}{\log_c b}[/tex]
Hence, if we let c be equal to e:
[tex]\displaystyle \log_b a= \frac{\log _e a}{\log _e b} = \frac{\ln a}{\ln b}[/tex]
Then by letting a = 5 and b = 3:
[tex]\displaystyle \log_3 5=\frac{\ln 5}{\ln 3}[/tex]
what is the x for -3(x-8) = 39
Answer:
x = -5
Step-by-step explanation:
-3x + 24 = 39
-3x = 15
x = -5
................................
Bo is buying candy by the pound. For every 10 pounds, he pays $23. What is the cost per pound?
Answer:
1.2
Step-by-step explanation:
The cost per pound is $2.3.
Given that Bo is buying candy by the pound. For every 10 pounds, he pays $23.
We need to find the cost per pound,
So, we see that,
For 10 pounds he is paying $23,
We need to find the unit rate, so divide both by 10,
10/10 pound = $23/10
1 pound = $2.3
Hence the cost per pound is $2.3.
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any help would be nice
Answer:
D
Step-by-step explanation:
Answer:
x > -7 hope this helps
Step-by-step explanation:
Pls Help I need this in soon and am stuck, am giving out 25 points
Answer:
12
Step-by-step explanation:
can someone please help me
Answer:
a=5
Step-by-step explanation:
18-2a=8
-18 -18
-2a=-10
/-2 /-2
a=5
i want to give 2o points
and i will mark brainiest
1+1+1
Answer:
3
Step-by-step explanation:
I just is manhghgfthfff
Please help with picture below
9514 1404 393
Answer:
1.5 cm
Step-by-step explanation:
The midpoint of OB is 9/2 = 4.5 cm from O
The midpoint of OA is 12/2 = 6.0 cm from O
Since O is not on AB, we must have B on OA, so the distance between midpoints is ...
6 cm -4.5 cm = 1.5 cm . . . . distance between midpoints
look at the picture and fill the table
an old woman sold 38 roses on street corner A and 45 on strete corner b all at the same price. if she sold $124.50 in total, what was the price of each rose?
Answer: $1.50 per rose
Step-by-step explanation: You add 38 and 45, because you want to find the total of the roses she sold. 38 + 45 = 83. Then you have to divide the total price by how many roses she sold. So, 124.50 / 83 = 1.5. So, it's $1.50 per rose.
Asking again for your help! I really don't understand!
Answer: y≤4x+3 and y≤-3x-5
Step-by-step explanation:
The slope of the first line is 4. The slope of (-1,-1) and (0,3) is 4. And the line passes through 3, so the y-intercept is 3.
The slope of the second line is 3. The slope of (-3,4) and (-1,-2) is -3. And the line passes through -5, so the y-intercept of the second line is -5
Does this table represent a function ? Why or why not
Consider the multivariable function f\left(x,y,z\right)=\frac{x^3-2.5y^2+\frac{z}{2}}{z\left(x-y\right)}f ( x , y , z ) = x 3 − 2.5 y 2 + z 2 z ( x − y ). Evaluate f\left(2,3,1\right)f ( 2 , 3 , 1 ). Round your answer to two decimal places.
Answer:
[tex]f\left(2,3,1\right)=\bold{14}[/tex]
Step-by-step explanation:
Given the function:
[tex]f\left(x,y,z\right)=\frac{x^3-2.5y^2+\frac{z}{2}}{z\left(x-y\right)}[/tex]
To find:
The value of [tex]f(2, 3, 1)[/tex] = ?
Solution:
[tex]f(2, 3, 1)[/tex] means the values of [tex]x, y\ and\ z[/tex] as:
[tex]x=2\\y=3\\z=1[/tex]
Let us put the given values in the given function and let us solve for it:
[tex]\Rightarrow f\left(2,3,1\right)=\dfrac{2^3-2.5\times 3^2+\frac{1}{2}}{1\left(2-3\right)}\\\\\Rightarrow f\left(2,3,1\right)=\dfrac{8-2.5\times 9+0.5}{1\left(-1\right)}\\\\\Rightarrow f\left(2,3,1\right)=\dfrac{8-22.5+0.5}{-1}\\\\\Rightarrow f\left(2,3,1\right)=\dfrac{-14}{-1}\\\\\Rightarrow f\left(2,3,1\right)=\bold{14}[/tex]
Therefore, the answer is:
[tex]f\left(2,3,1\right)=\bold{14}[/tex]
Can y’all help me I don’t understand this
Answer:
Step-by-step explanation:
She read 30 pages in 25 minutes.
Rise over run is slope. Find the slope. That is the rate of change.
the y coordinate is (0,0)
EL CERO EN LA MULTIPLICACIÓN ES...
EL CERO EN LA SUMA ALGEBRAICA ES..
Answer:
The multiplication property of zero is about multiplying 0. If you multiply a number by zero, the product will be zero.
Step-by-step explanation:
(8m-3n)^2 - (4m+3n)^2
Answer:
[tex]48m^2-72mn[/tex]
Step-by-step explanation:
We need to solve [tex](8m-3n)^2 - (4m+3n)^2[/tex]
We know that,
[tex](a+b)^2=a^2+b^2+2ab\\\\(a-b)^2=a^2+b^2-2ab[/tex]
Using the above formula,
[tex](8m-3n)^2 - (4m+3n)^2=(8m)^2+(3n)^2-2(8m)(3n)-[(4m)^2+(3n)^2+2(4m)(3n)]\\\\=64m^2+9n^2-48mn-(16m^2+9n^2+24mn)\\\\=64m^2+9n^2-48mn-16m^2-9n^2-24mn\\\\=48m^2-48mn-24mn\\\\=48m^2-72mn[/tex]
So, the final answer is [tex]48m^2-72mn[/tex].
For the following questions use f(x) = 2x + 5
Solve f(x) = 11
Answer:
2
Step-by-step explanation: