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3 years ago

-2 - (8) I don’t know what is the answer can someone help me

Mathematics

1 answer:

MrMuchimi3 years ago

4 0

Answer:

its 16

Step-by-step explanation:

because if you take off the parenthathesis you get -2-8 then you multiply it and since they are both negative you get a positive, so that means you get positive 16

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70 points!

astra-53 [7]

y = 4.5x

Explanation:

9 ÷ 2 = 4.5

18 ÷ 4 = 4.5

27 ÷ 6 = 4.5

3 0

2 years ago

At a certain zoo, the average mass of one blue whale is measured to be 1.9 × 105

professor190 [17]

Answer:

2.7930 × $10^{4}$

Step-by-step explanation:

1.9 × 105 × 140 = 27,930

Scientific notation: 2.7930 × $10^{4}$

3 0

2 years ago

Which is a factor of 6x2y + 8x2 − 30y − 40?

sweet-ann [11.9K]

6x^2y + 8x^2 − 30y − 40
= 2x^2(3y + 4) - 10(3y + 4)
= (2x^2 - 10)(3y + 4)
= 2(x^2 - 5)(3y + 4)

7 0

3 years ago

Bly makes fleece scarves and sells them for $11 each. The supplies cost her $5 per scarf. Last month, Bly had a profit of $139.

seraphim [82]

Bly sold 29 scarves last month

Solution:

Let "x" be the number of scarves sold

Bly made 7 more scarves than she sold

Then, number of scarves made = x + 7

Bly makes fleece scarves and sells them for $11 each

Thus for selling "x" scraves , he will get 11x dollars

Total sales revenue = 11x

number of scarves made = x + 7

The supplies cost her $5 per scarf

Therefore, cost for scarves made = 5(x + 7)

Therefore,

profit = Total sales revenue - cost for scarves made

profit = 11x - 5(x + 7)

profit = 11x - 5x - 35

profit = 6x - 35

Last month, Bly had a profit of $139

139 = 6x - 35

6x = 174

x = 29

Thus Bly sold 29 scarves last month

5 0

3 years ago

please help! a. they share a vert. asymptote at x=-2 | b. they share a horizontal asymptote at y=-.5 | c. they share an oblique

Rashid [163]

They share a horizontal asymptote at y=-.5

Answer is B

3 0

3 years ago