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exis [7]
3 years ago
9

Which pair show equivalent expressions

Mathematics
1 answer:
zysi [14]3 years ago
6 0
Second one if you distribute the first expression you get the second equation so the expressions are equivalent
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Please help will give brainliest!! thank u
Goshia [24]

9514 1404 393

Answer:

  (c)  162 cm

Step-by-step explanation:

The centroid divides a median into parts with the ratio 1:2, so RL:LD = 1:2. Then RL:RD = 1:(1+2), and RD = 3RL.

  RD = 3·54 cm

  RD = 162 cm

5 0
3 years ago
12:55 P.M. the movies was 2 hours and 25 minutes long after the movies they played a card game for 1 hour and 25 minutes and the
nlexa [21]

Answer:

7:25 P.M.

Step-by-step explanation:

Add 2:25, 1:25, and 2:40 = 6:30 and add that to 12:55= 19:25 which is also equal to 7:25 P.M.

8 0
3 years ago
The velocity,v of a missile is related to time t, By the equation v=5t^2+3t+1.calculate the time at which the velocity is minimu
Cloud [144]

Answer:

  • time: t = -0.3
  • minimum: v = 0.55

Step-by-step explanation:

For quadratic ax^2 + bx + c, the extreme value is found at x=-b/(2a). For your quadratic, the minimum is found at ...

  t = -(3)/(2(5))

  t = -0.3 . . . . . time of minimum velocity

__

The value of velocity at that time is ...

  v = 5(-0.3)^2 +3(-0.3) +1 = 5(.09) -.9 +1

  v = 0.55 . . . . . value of minimum velocity

3 0
3 years ago
How to write 50 hundredths
NeX [460]

50 hundredths as a Fraction

Since 50 hundredths is 50 over one hundred, 50 hundredths as a Fraction is 50/100.



50 hundredths as a Decimal

If you divide 50 by one hundred you get 50 hundredths as a decimal which is 0.50.




50 hundredths as a Percent

To get 50 hundredths as a Percent, you multiply the decimal with 100 to get the answer of 50 percent.


3 0
3 years ago
Multiply 3 2/3×3/4 Express your answer in simplest form​
maxonik [38]

Answer:

2 3/4

Step-by-step explanation:

8 0
3 years ago
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