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dexar [7]
3 years ago
9

1. x² + 2xy – 7 xy + 4y?Input your answer here:​

Mathematics
1 answer:
viktelen [127]3 years ago
6 0

collect the like terms:

Solution: x^2-5xy+4y

P.S

get the photo math app. :)

Hope that helps.

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3 0
1 year ago
Which three lengths could be the lengths of the sides of a triangle?
natali 33 [55]

Answer:

D. 15 cm, 9 cm, 24 cm

Step-by-step explanation:

The three lengths that could be the lengths of the sides of a triangle, must satisfy the following condition;

---sum of any two smaller sides chosen must be equal to the third side.

Test option A : 6 cm + 11 cm = 17 cm  ( 17 cm ≠ 23 cm)

Test option B: 10 cm + 15 cm = 25 cm (25 cm ≠ 24 cm)

Test option C: 6 cm + 6 cm = 12 cm (12 cm ≠ 22 cm)

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Thus, the three lengths that could be the lengths of the sides of a triangle are 15 cm, 9 cm, and 24 cm

5 0
3 years ago
Translate into an inequality<br> The quotient of y and 7 is greater than or equal to -19
Dafna11 [192]

Answer:

y/7  >/  -19

That middle sign is the greater than or equal to sign (couldn't find on keyboard)

Step-by-step explanation:

y divided by 7 is greater than or equal to -19

Quotient means divided by.

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3 years ago
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