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Elena L [17]
4 years ago
7

Write a number sentence for the model. Let one white tile equal +1 and one black tile equal-1.

Mathematics
1 answer:
aalyn [17]4 years ago
3 0
It's all black tiles

and black tile = -1

so
-14 - (- 6) = -8

Answer is D. last one 
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F(x)=3x^2-18x+27<br><br>can you solve this?
Alika [10]
What do you mean by "solve this?"  Until you set f(x) = to some constant number, you don't have an equation and thus can't expect to find solutions.

Why don't we take <span>3x^2-18x+27 and set it = to 0, and only then try to solve this equation?

</span><span>3x^2-18x+27 = 0.  Dividing both sides by 3, we get x^2 - 6x + 9= 0, which can be factored as

(x-3)^2 = 0.  Taking the sqrt of both sides, we get x-3 = 0.  Actually, there are 2 roots:  3 and 3.  Again, this statement is true only if we set </span><span>3x^2-18x+27 = to 0.</span>
6 0
3 years ago
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On a winters day 9°F is the highest temperature recorded. write an inequality that represents the temperature t in degrees Fahre
Oliga [24]
This is simple the inequality is t<=9
3 0
4 years ago
Y
Schach [20]

Answer:

step 1:

2,-5

step 2:

7,1

step 3:

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Step-by-step explanation:

5 0
3 years ago
3/4 x 2/3 as a fraction
svet-max [94.6K]

Answer:

Hi, There!

Your Answer is \frac{6}{12} ~or~\frac{1}{2}

Step-by-step explanation:

\frac{3}{4} ~x~\frac{2}{3} = \frac{3 ~x~2}{4~x~3}

Which Equals

\frac{6}{12}

Now if you dived the numerator and denominator by 6 you Get...

\frac{1}{2}

Therefore, I hope this helps!

Take Care!

-Jay-

5 0
3 years ago
The equation of a line is x + 5y = 12.<br> What is the y-intercept of the line?<br> 2<br> oo<br> 그
raketka [301]

Ambitious

x+5y=12

5y=12-x

y=(12-x)/5

y=12/5-x/5

The intercept is 12/5

4 0
4 years ago
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