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Readme [11.4K]
3 years ago
7

In order to find her handicap in bowling, Emma was told to subtract her average A from 200, multiply by 2, and divide by 3. A Wr

ite an algebraic expression Emma can use to find her handicap. B If Emma's average is 153, find her handicap. Show all of your work. Explain why you did each step.
Mathematics
1 answer:
Svetllana [295]3 years ago
5 0

Answer:

A: [2(200-x)]/3 B: 31.33333...

Step-by-step explanation:

A: Algebraic expression:

Let's say average = x

So the expression is [2(200-x)]/3

You have to take average away from 200, which is 200-x, you have to multiply that whole expression by 2, and then divide everything by 3.

B: Plug in 153 for x:

2(200-153)/3 and then just solve algebraically

=2(47)/3

=94/3

=31.33333...

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The midpoint of a line segment is (−1,6) . One endpoint of the line segment is (4,−7) .
pogonyaev

Answer:

The other coordinate is (-6,19)

Step-by-step explanation:

m = ( \frac{x1 + x2}{2} , \frac{y1 + y2}{2} )

(4,-7)

(x,y)

[(4+x)/2 , (-7+y)/2] = (-1,6)

(4 + x)/2 = -1

4 + x = -2

× = -6

(-7 + y)/2 = 6

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y = 19

(Correct me if i am wrong)

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Step-by-step explanation:

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During the final 5 seconds of a race a cyclist increased her velocity from 4 m/s to 7 m/s . What was her average acceleration du
GREYUIT [131]

Answer:

The average acceleration of the cyclist was 0.6 m/s².

Step-by-step explanation:

Acceleration:

The rate change of velocity per unit time is call the acceleration of the object.

a=\frac{v-u}t

u= initial velocity

v= final velocity

t= time taken change of velocity.

During the final 5 seconds of a race cyclist increased her velocity from 4m/s to 7 m/s

Here v= 7 m/s and u=4 m/s t=5 seconds

\therefore a=\frac{7\ m/s-4 \ m/s}{5s}

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     =0.6 m/s²

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