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zheka24 [161]
3 years ago
5

Can someone help me with these please

Mathematics
2 answers:
Tresset [83]3 years ago
6 0
Answers are d,c,d, d,,,,,,,,,,,,,
polet [3.4K]3 years ago
5 0
10.

x+2 , 10x^2-25x-15
____ x ___________
5x-15 , 1

simplify

x+2 , (10x+5)(x-3)
____ x ___________
5(x-3) , 1

x+2 , 5 (2x+1)
____ x ___________
5 , 1

x+2 , (2x+1)
____ x ___________
1 , 1

(x+2)(2x+1)

11.
x^2+6x+9 , x^2-9
________ ÷ ______
x-1 , x^2-2x+1

change ÷ to × and flip second fraction

x^2+6x+9 , x^2-2x+1
________ × ______
x-1 , x^2-9

simplify

(x+3)(x+3) , (x-1)(x-1)
________ × ______
x-1 , (x-3)(x+3)

(x+3) , (x-1)
________ × ______
1 , (x-3)

(x+3)(x-1)
_______
(x-3)

12.

12t^6-8t^8
________
2t^3

simplify

12t^6 , 8t^8
____ - ____
2t^3 , 2t^3

6t^3-4t^5

13.

6 , 1
___ - ___
x+2 , x+9

multiply

6 (x+9) ,1 (x+2)
______ - _______
x+2(x+9) , x+9 (x+2)

6x+54 , x+2
_________ - _______
x^2+11x+18 , x^2+11x+18

(6x+54)-(x+2)
__________
x^2+11x+18

6x+54-x-2=
5x+52
______
x^2+11x+18
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34kurt

A is the correct awner

8 0
4 years ago
If on one evening, instead of eating mosquitoes, your 20 bats ate a kind of moth that weighs one-tenth of a gram (it takes 10 to
OlgaM077 [116]
Since it takes 10 to make a gram and they all eat 10 grams they get 100 each. So then do 100 x 20 = 2000 to get your answer.
4 0
4 years ago
Simplify 6x+1 ty try to answer this and explain
Sergeu [11.5K]

Simplify the Value of:

6x     +       1   The equation is already simplified, There are no like terms.

You cannot factor    6x     +   1       either




Domain of:

6x     +    1

Solution:      [  - ∞    <    x    <   ∞ ]

Interval Notation:   [ (- ∞,  ∞) ]


Range of:

6x      +    1

Solution:    [    - ∞    <    f(x)   <    ∞ ]

Interval Notation:   [   (- ∞, ∞) ]


Parity of:

6x     +    1   =====>    Neither  even  nor odd


Axis interception points of:

6x   +   1

x-   Intercepts  ( - 1 / 6,   0 )

y-  Intercepts    ( 0,   1 )


Inverse of:

6x    +   1  =====>    x   -    1 / 6

Slope of:

6x    +   1

Answer:    ======>    m      =         6




Hope that helps!!!!!!!!!!                                        : )


7 0
4 years ago
Maya has 3 times as many dimes as nickels. She has 4 more quarters than nickels. if she has a total of $9.40, how many of each t
puteri [66]

Answer:  nickels = 14, dimes = 42, quarters = 18

<u>Step-by-step explanation:</u>

Let n represent nickels <em>which has a value of $0.05 </em>

Let d represent dimes <em>which has a value of $0.10</em>

Let q represent quarters <em>which has a value of $0.25</em>

It is given that:

                       n = n

                      d = 3n

                      q = n + 4

and their total value is $9.40    ⇒     n + d + q = $9.40

Use substitution to find the quantity of nickels:

.05(n) + .10(3n) + .25(n + 4) = 9.40

 5n    +  10(3n) +   25(n+4)   = 940           <em>multiplied by 100 </em>

 5n    +   30n   +  25n + 100 = 940          <em>distributed</em>

                            60n + 100 = 940          <em>added like terms</em>

                            60n           = 840          <em>subtracted 100</em>

                                 n           = 14            <em>divided by 60</em>

n = 14

                d = 3n

                   = 3(14)

                   = 42

                                       q = n + 4

                                          = (14) + 4

                                           = 18

4 0
3 years ago
3/4 x 5/6 plssssssssssss help
yan [13]

the answer is 5/8 :)

3 0
3 years ago
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