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lakkis [162]
2 years ago
10

If 3t -7 = 5t, then 6t =

Mathematics
2 answers:
USPshnik [31]2 years ago
5 0

Answer:

21

Step-by-step explanation:

3t-7=5t

subtract 3t from both sides

-7 = 2t

multiply both sides by 3

-21 = 6t

so 6t = -21

Alex_Xolod [135]2 years ago
4 0
Its 21 because you put the variables on one side and then divide to find the value of t
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Answer:

To solve this problem, all we have to do is to use a conversion factor to convert millisecond into seconds. We know that there are 1000 milliseconds in a second, therefore:

pitcher’s arm rotation = 7 degrees / millisecond * (1000 milliseconds / second)

pitcher’s arm rotation = 7,000 degrees / second

Step-by-step explanation:

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4 years ago
Which expression is equivalent to n+n+n+n <br> PLS ANSWER ASAP DUE AT 9:15
abruzzese [7]

Answer:

B

Step-by-step explanation:

4n = n + n + n + n

7 0
3 years ago
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Slope of line a is ½. What is the equation of a line that is parallel to line a? Y+½x=2 -2x+y+2=0 2x-2=y -½x+y-2=0
sasho [114]

Answer:

The equation of a line that is parallel to line a is y=½x + 2, or what is the same -½x+y-2=0

Step-by-step explanation:

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y = m * x + b

where m is the slope of the line and b is the intercept with the Y axis.  The slope is the inclination of the line with respect to the abscissa axis.

In this case you know that the slope of line a is ½.  

Parallel lines are two or more lines in a plane that never intersect. Two lines are parallel if they have the same slope and different y-intercepts.

You have:

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  • -2x+y+2=0       →       y=2x -2
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The line that has the same slope as line a is the last one, so <u><em>the equation of a line that is parallel to line a is y=½x + 2, or what is the same -½x+y-2=0</em></u>

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3 years ago
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denpristay [2]

Answer:

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Since this a regular hexagon, each angle measure is congruent.

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Angle A=120.

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120 + x + y = 180

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Using the base isoceles triangle theorem, angle b and angle f of the triangle must be equal so

x = y

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2x = 60

x = 30

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