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nevsk [136]
3 years ago
7

Evaluate the expression [(12x2.4) -(8.4*0.6)] +27-5.1

Mathematics
1 answer:
MariettaO [177]3 years ago
6 0

Answer:45.66

Step-by-step explanation: Simplify the expression.

Hope this helps you out! ☺

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Write an equation of the line perpendicular to the given line that contains P.
Yakvenalex [24]

Answer:

  y +5 = -1/3(x -3)

Step-by-step explanation:

The slope of the given line is 3. The slope of the perpendicular line is the negative reciprocal of that, -1/3. Then the point-slope equation is ...

  y -y1 = m(x -x1) . . . . line with slope m through point (x1, y1)

  y -(-5) = -1/3(x -3)

  y +5 = -1/3(x -3)

5 0
3 years ago
Read 2 more answers
A scientist measures the distance, in feet, between animals and the surface of a pond.
aleksandr82 [10.1K]

Considering the opposite of the rational number -1/2, the location of the snail is represented by the number 1/2.

<h3>What is the missing information?</h3>

This problem is incomplete, but researching it on a search engine, we have that:

  • The fish is located at -1/2 feet.
  • The snail is located at the opposite location of the fish.

<h3>What is the opposite of a rational number?</h3>

The opposite of a rational number a is given by -a, that is, it is the number with the opposite signal.

Hence, the <u>opposite of -1/2 is 1/2</u>, and the location of the snail is represented by the number 1/2.

More can be learned about rational numbers at brainly.com/question/13325494

#SPJ1

4 0
1 year ago
If -3(y-1)=9 find the value of 1/2y
Sveta_85 [38]

Answer:

-1

Step-by-step explanation:

y-1=-3

y=-2

.:1/2y=1/2(-2)=-1

4 0
3 years ago
1/9(8 1/3(21x-51y)1x-108y+2x^2)
Ann [662]

Answer:

569/ 9  x^2−153xy−12y

Step-by-step explanation:

7 0
3 years ago
What is the solution of the equation sqrt 2 x+4-sqrt x=2
ivann1987 [24]
There are 2 answers to this 

x=0 
x=16
3 0
3 years ago
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