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Amiraneli [1.4K]
3 years ago
13

Which expression is the simplest form of - (3x^3+x^2) +2 (x^3– 4x^2)?

Mathematics
2 answers:
Vanyuwa [196]3 years ago
8 0

Answer:

5x^3−7x^2

Step-by-step explanation:

i think at least

Aleks [24]3 years ago
3 0

Answer:

- x³ - 9x²

Step-by-step explanation:

Given

- (3x³ + x² ) + 2(x³ - 4x² ) ← distribute both parenthesis

= - 3x³ - x² + 2x³ - 8x² ← collect like terms

= - x³ - 9x²

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lesantik [10]
68= 4x-2+30 (notice they are vertical angles)
68= 4x+28
40=4x
10=x

68+y= 180 (forms a straight angle)
y=112

Final answer: x=10, y=112
4 0
3 years ago
Read 2 more answers
Hanes Counselors Bb Open with I 5 5 3 Nicholas has 2 cups of flour. One recipe for a cake he is making calls for 3 4 cups of flo
frutty [35]

Answer:

B. 6 1/4

Step-by-step explanation:

The computation of the more flour Nicholas needed for making the cake and cookies is shown below:

11 \frac{3}{4} - 5\frac{1}{2}

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Therefore to make the cookies and cakes, 6.25 more cups of flour is required or needed and the same is to be considered

hence, the correct option is B.  6 1/4

4 0
3 years ago
HELP FIRST GET BRAINLLEST Which of the statements below are true? Select all that apply. A) Joan's friends did better on the tes
oksano4ka [1.4K]

Answer:

B and C

Step-by-step explanation:

To figure out the average of all of the scores, you add all of the numbers together and then divide by how many numbers there are. The average shows about how well they did. Anne's friends average was 90 and was higher than Joan's friends average which was 75. Then the lowest score was definitely 78. So the answer would be B and C.

8 0
3 years ago
Farouc Jaffer.
harkovskaia [24]

Answer:

1996.66.......

Step-by-step explanation:

6 0
3 years ago
Please help me <br><br> Write the 2 hundreds each number is between
Ede4ka [16]

53: 800 and 900

54: 700 and 800

55: 500 and 600

56: 2,771,100 and 2,771,200

57: 90,120,000 and 90,120,100

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61: 900 and 1000

62: 39,576,700 and 39,576,800

63: 24,900 and 25,000

64: 471,100 and 471,200

4 0
3 years ago
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