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Bogdan [553]
4 years ago
7

What is -6 2/3 - 4 7/8

Mathematics
1 answer:
vova2212 [387]4 years ago
8 0
I would change to improper fractions and then get common denominators.
(-20/3) - (39/8)
LCD is 24
(-160/24) - (117/24)=
-277/24
Simplify -11 13/24
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During a five-day training at your department, the number of visitors triple each day. If the training started on a Monday with
natali 33 [55]

Answer:

Thursday's attendance was 9,315 visitors.

Step-by-step explanation:

Given that the number of visitors triple each day.

Given that attendance on Monday = 345 visitors.

Tuesday's attendance = 3 x Monday's attendance = 3 x 345.

Wednesday's attendance = 3 x Tuesday's attendance = 3 x 3 x 345.

Thursday's attendance = 3 x Wednesday's attendance = 3 x 3 x 3 x 345 = 27 x  345 = 9,315 visitors.

Hence, Thursday's attendance was 9,315 visitors.

6 0
3 years ago
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steposvetlana [31]

Step-by-step explanation:

= (x + y)(x + 6y)

= x \times x + x \times 6y + y \times x + y \times 6y

=  {x}^{2}  + 6xy + xy + 6 {y}^{2}

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7 0
2 years ago
Simplify (3x2 - 5x + 3) + (-3x2 + 5x - 3).
zepelin [54]

Answer:

(9 -5x) + (-9 +5x)

Step-by-step explanation:

-Three times two is six plus three is nine

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4 0
3 years ago
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Find a degree 3 polynomial with real coefficients having zeros 4 and 2i and a lead coefficient of 1. Write P
iren2701 [21]

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x^2 - 2xi - 4x +8i

Step-by-step explanation:

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4 0
3 years ago
Find Surface Area! WILL MARK BRANLIEST PLEASE HURRY!
TiliK225 [7]

Answer:

1164

Step-by-step explanation:

Surface area is the sum of the areas for all the faces. So 20×15= 300 since there is another one like that you multiply that answer by 2. Then 16×12= 192 then repeat and multiply 192 by 2. Then 12×15= 180 and since there is only one you dont multiply it by 2. Now add (192×2) + (300×2) + 192.

384 + 600 + 192 = 1164

8 0
3 years ago
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