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lozanna [386]
3 years ago
14

Ricardo está lendo um livro. Em um dia ele leu 1/3 do livro e no dia seguinte leu 1/6 do livro. Então calcule: a) A fração do li

vro que ele já leu b) A fração do livro que falta para ele terminar a leitura
Mathematics
1 answer:
Sveta_85 [38]3 years ago
8 0
I’m guessing I might be 2/3
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Type your answer and then click or tap Done.<br> Simplify -(x-2y) - y.
AlladinOne [14]

Answer:

Step-by-step explanation:

x(x-2y)-(y-x)2  

Final result :

 -y2

Step by step solution :

Step  1  :

Equation at the end of step  1  :

 x • (x - 2y) -  (y - x)2

Step  2  :

2.1     Evaluate :  (y-x)2   =    y2-2xy+x2  

Final result :

 -y2

4 0
3 years ago
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What is the GCF of the numerator and denominator in the following fraction? -99/176
Lady bird [3.3K]
-99 = -9*11
176 = 16*11

Both factorizations have 11 show up. It turns out that 11 is the largest common factor. 

Answer: C) 11

Note: if you divide both numerator and denominator by 11, then the fraction reduces to -9/16
8 0
3 years ago
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Melissa works after school babysitting. she markes $18 an hour. write an equation that represents the relationship between the i
Fiesta28 [93]
Pay = $18 times the amount of hours she works
<span>p = 18h</span>
5 0
3 years ago
Evaluate the expression (-3) 3
denis-greek [22]

Answer:

-9

Step-by-step explanation:

This is just -3 * 3

=-9

6 0
1 year ago
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Multiply.
Anvisha [2.4K]

Answer:

2x*x

2x*-5

1*x

1*-5

2x²-10x+x-10 add numbers that have similar variables

-2x²-10x+x-10

=[-2x²-9x-10]

8 0
3 years ago
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