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Goryan [66]
3 years ago
13

2 – (–8) + (–3) = ?

Mathematics
1 answer:
vodka [1.7K]3 years ago
5 0
A minus before a parenthesis means we need to change the sign.

So 2 + 8 - 3 = 7
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Hey can you please help me posted picture of question
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Well, there are 50 patrons in total. We know 16 like lattes, 12 like espressos and 8 of them like both. 16 + 12 + 8 = 36 patrons who like coffee. So to find the patrons who do not like coffee, we need to find the rest of the patrons, we do that by taking 36 away from 50....50 - 36 = 14. There are 14 patrons that don't like coffee. Answer = 14 = c
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3 years ago
a realtor make 6% commission on each sale how much commission will the realtor earn for selling a $140,000 home
baherus [9]

Answer:

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4 0
1 year ago
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Let F(x)=-7x-12 and g(x)=13-3x. What is f-g?
Oxana [17]

Answer:

(f - g)x = -4x - 25

Step-by-step explanation:

Given:

f(x) = -7x - 12

g(x) = 13 - 3x

Required:

(f - g)x

SOLUTION:

(f - g)x = f(x) - g(x)

f(x) - g(x) = (-7x - 12) - (13 - 3x)

= -7x - 12 - 13 + 3x

Collect like terms

= -7x + 3x - 12 - 13

(f - g)x = -4x - 25

8 0
4 years ago
The floor of a rectangular deck has an area of 600 square feet. The floor is 20 feet wide. How long is the floor? A. 30 ft. B. 2
svetoff [14.1K]
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4 0
3 years ago
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How do I solve this, please help
Bas_tet [7]

9514 1404 393

Answer:

  • EF = DE = 44
  • FG = DG = 36
  • FH = DF = 31

Step-by-step explanation:

Since EH is the perpendicular bisector of DF, ∆DEF is isosceles and sides DE and EF have the same length.

  DE = EF

  (9x -1) = (7x +9)

  2x = 10 . . . . . . . add 1-7x

  x = 5 . . . . . . . . . divide by 2

__

Similarly, marked sides GD and GF are the same length, so ...

  GD = GF

  (10y -4) = (7y +8)

  3y = 12 . . . . . . . . . . add 4-7y

  y = 4 . . . . . . . . . divide by 3

__

Now, we have what we need to calculate the side lengths.

  EF = 7x+9 = 7·5 +9 = 44

  DE = 9x-1 = 9·4 -1 = 44

  FG = 7y+8 = 7·4 +8 = 36

  DG = 10y-4 = 10·4 -4 = 36

  FH = 3x+4y = 3·5 +4·4 = 31

  DF = FH = 31

6 0
3 years ago
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