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s2008m [1.1K]
3 years ago
9

(3a+7)+(a-1) How do you find the sum of the two binomials

Mathematics
1 answer:
Shkiper50 [21]3 years ago
5 0
3a squared +4a-7 squared is a 2 btw
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53/7 as a mixed number
marysya [2.9K]
Its already an improper fraction.
If you mean mixed number it would be 7 4/7.
Hope this helps!:)
7 0
3 years ago
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Is 80 a multipul of 10 Asap help or i'll fail
astraxan [27]

Answer:

yes

Step-by-step explanation:

10 20 30 40 50 60 70 80 90 100 etc

4 0
3 years ago
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Can someone please please help me :/ I have to get this right. please help​
Vladimir [108]
<h3>Answer: Choice B. f(x) = 100 - 68x</h3>

Work Shown:

Solve for y. Then replace y with f(x).

680x + 10y - 1000 = 0\\\\10y - 1000 = -680x\\\\10y = -680x + 1000\\\\y = \frac{-680x + 1000}{10}\\\\y = \frac{-680x}{10} + \frac{1000}{10}\\\\y = -68x + 100\\\\y = 100 - 68x\\\\f(x) = 100 - 68x\\\\

Effectively this involves adding 1000 to both sides and subtracting 680x from both sides, afterward we divide both sides by 10 to isolate y.

4 0
3 years ago
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Write the decimal equivalent for this fraction 70/100
d1i1m1o1n [39]

Answer:

0.7 is the decimal equivalent to 70/100.

Step-by-step explanation:

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8 0
2 years ago
The scale of a room in blueprint is 3in 5ft. A wall in the same blueprint is 18in. what are the actual room measurements?
QveST [7]

Answer:

Actual length of wall = 30ft

Step-by-step explanation:

We have scale of a room as 3 inch for 5ft.

We can write scaling factor as:

Scaling factor = 3 /60     (Since 5ft = 60 inches )

Scaling factor = 1/20

Now,

a wall in the blueprint is 18inch.

So actual length of wall can be determined by dividing 18 inch by the scale factor.

i.e actual length of wall = 18 / scale factor  = 18 / (1/20)

 actual length of wall = 18* 20 = 360 inch = 30ft (Since 360 inch = 30ft)

Hence Actual length of wall = 30ft

5 0
3 years ago
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