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pashok25 [27]
3 years ago
9

Solve.

Mathematics
2 answers:
Serhud [2]3 years ago
6 0

Answer:

Step-by-step explanation:

12.9 + 10.2x = 35.1

10.2x = 35.1 - 12.9

10.2x = 22.2

x = 22.2/10.2

x= 222/102 = 111/51

x= 2\dfrac{9}{51}

Vikentia [17]3 years ago
5 0

Answer:

2 9/10

Step-by-step explanation:

took test

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16+ (-27) = <br>A -11<br>B -43<br>C 10<br>D 43​
klio [65]

Answer: 11

Step-by-step explanation:

Remove the parenthesis

16 - 17

= -11

5 0
2 years ago
Read 2 more answers
Simplify by dividing negative three over eight divided by five over nine.
goblinko [34]

Answer:

\frac{-27}{40}

Step-by-step explanation:

First we need to write in correct form :

\frac{-3}{8}:\frac{5}{9}

We know how to divide fractions. If we can divide numerator by numerator, denominator by denominator, we just do it. In this example we can not do that.

So, we rewrite first fraction and multiply by reciprocal second ( numerator and denominator change place)

\frac{-3}{8} *\frac{9}{5}

Now, multiply numerator by numerator, denominator by denominator :

\frac{-27}{40}

8 0
3 years ago
Read 2 more answers
Suppose the graph of a cubic polynomial function has the same zeroes and passes through the coordinate (0, –5). Describe the ste
olga_2 [115]
1. "the graph has the same zeros" : so let a be the "triple" root of the cubic polynomial function.

2. So f(x)=(x-a)^{3}

3. Don't forget that the expression might have a coefficient b as well, and still maintain the conditions: 
 
f(x)=b(x-a)^{3}

4. Now, f(0)=-5 so  -5=f(0)=b(0-a)^{3}=b(-a) ^{3}=-ba ^{3}

-5=-ba ^{3}

5=ba ^{3}

b= \frac{5}{ a^{3} }

5. the function is f(x)=\frac{5}{ a^{3} }(x-a)^{3} where a can be any real number except 0
7 0
4 years ago
Read 2 more answers
K<br> (<br> t<br> )<br> =<br> t<br> +<br> 1<br> ; Find <br> k<br> (<br> 6<br> )
timurjin [86]

Answer:

6+1 =7

Step-by-step explanation:

therefore 7 is answer

4 0
3 years ago
F(X)=3x-12 what is f(2)
Vinil7 [7]

Answer:

<h3>The answer is - 6</h3>

Step-by-step explanation:

f(X)=3x-12

To find f(2) substitute the value in the bracket which is 2 into f(x)

That's

f(2) = 3(2) - 12

= 6 - 12

= - 6

Hope this helps you

4 0
3 years ago
Read 2 more answers
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