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Stels [109]
3 years ago
15

Which of the following is the value of f(-4) in the function f(x) = -2x - 3? no links

Mathematics
1 answer:
Scilla [17]3 years ago
8 0

Answer:

5

Step-by-step explanation:

f(-4)= -2(-4)-3

=8-3

=5

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The slope-intercept form of the equation of a line that passes through point (–3, 8) is y = –x + 6. What is the point-slope form
murzikaleks [220]
Y = mx + b is <span> the "slope-intercept" form of the equation of a line ;
We have y = -x + 6 ;
Then, m = - 1 ;

</span><span>The "point-slope" form of the equation of a straight line is:
</span><span>y - y1 = m(x - x1) ; 
But, x1 = - 3 and y1 = 8 ;
We have y - 8 = (-1)( x + 3 );
Finally, y - 8 = -( x + 3 );
 The right answer is the fourth choice;
________________________________________

</span><span>y – 3 = (x – 1) ; the equation becames
</span>
y = x + 2 ; 
The right answer is the third choice;

6 0
3 years ago
Read 2 more answers
At a basketball game, the manager of the arena wanted to know how many fans from the away team were in attendance. He noticed th
Stells [14]

Answer:

About 150 people.

Step-by-step explanation:

1.)      15/36  =  x/360

2.)     150/360  =  x/360

3.)     150/360  =  150/360

6 0
3 years ago
If y varies directly with x, find the missing value below.<br><br> (2, -34) and (x, 85)
DedPeter [7]

Answer:

X= -5

Step-by-step explanation:

y varies directly with x,

so y=kx

-34=k×2

k= -17

85= -17× X

X= -5

8 0
3 years ago
Order these numbers from least to greatest. 4811 , 4.626 , 5.63 , 9320
scoundrel [369]
4.626,5.63,4811,9320.........
8 0
3 years ago
Multiple choice someone please answer pleaseeee
Marysya12 [62]

Answer:

x= 54.09

Step-by-step explanation:

cos = adjacent/ hypotenuse

cos75 = 14/x

x = 14/cos75

x = 54.09814627

6 0
3 years ago
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