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Kamila [148]
2 years ago
5

Find the area of the rectangle. (8x + 5) yards (8x - 5) yards

Mathematics
1 answer:
Zepler [3.9K]2 years ago
7 0

Answer:

48x-5

Step-by-step explanation:

multiply

5*8x

to get

8x+40x-5

combine like term

48x-5

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The 7 percent, semiannual coupon bonds offered by House Renovators are callable in two years at $1,035. What is the amount of th
gayaneshka [121]

Answer:

The call premium is $35

Step-by-step explanation:

Hi, the call premium is found as follows.

Call Premium=CallPrice-Value

CallPremium=1,035-1,000=35

So, the call premium is $35.

Best of luck.

8 0
4 years ago
Three of the expressions will give the amount that remains after t years of a certain radioactive substance. Which expression is
MakcuM [25]

Answer:

The answer is D

Step-by-step explanation:

4 0
4 years ago
Find the value of x for which r || S.<br> A) 44<br> B) 10<br> C) Can't be determined.<br> D) 14
Elodia [21]

Answer:

x=44

Step-by-step explanation:

For the two lines to be parallel, the two angles have to add to 180 degrees

45+3x+3 =180

Combine like terms

3x+48 = 180

Subtract 48 from each side

3x+48-48=180-48

3x=132

Divide each side by 3

3x/3 = 132/3

x =44

4 0
4 years ago
Read 2 more answers
Given f ( x ) = 3 x 2 + k x − 13 f(x)=3x 2 +kx−13, and the remainder when f ( x ) f(x) is divided by x + 4 x+4 is 15 15, then wh
Varvara68 [4.7K]

Answer:

k=5

Step-by-step explanation:

We are provided with function, f ( x ) = 3 x^{2} + kx − 13

which is divided by x+4 gives 15.

Here,

since f(x) is divided by x+4 so we can put :

x+4 = 0

x= -4

Putting this in f(x) -----> f(-4)

f(x) = f(-4) = 3 (-4^{2}) + k(-4) − 13

f(-4) = 3(16) - 4k - 13

f (-4) = 48 - 4k - 13                ------------------------------------------Equation 1

Since, when f(x) is divided by x+4 , the remainder is 15 so we can say,

f(-4) = 15

putting in equation 1

f (-4) = 15 = 48 - 4k - 13

48 -4k - 13 = 15

35 - 4k = 15                      

35 - 15 = 4k                         (Moving - 4k on right hand side and 15 on the left)

or 20 = 4k

or 4k = 20

k = \frac{20}{4}

<h2>k = 5</h2>

4 0
4 years ago
Find The constant of proportionality in the following equation: y=2/3 x
julia-pushkina [17]
The constant of proportionality is 2/3x. This is because the equation states that the equation/line will travel constantly without speeding or slowing down.
7 0
4 years ago
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