1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Vladimir79 [104]
2 years ago
9

F(x) = 4x + 5 what is the value of f(-3)

Mathematics
1 answer:
myrzilka [38]2 years ago
7 0

Answer:

-7

Step-by-step explanation:

step 1,

put -3 into the function

step 2,

4(-3) + 5 = -7

You might be interested in
Please help. I know it’s not the hardest, but I think I did something wrong when I solved it. Please include your work. Tysm! Pl
Alex73 [517]

1 Multiply both sides by

n

−

3.2

n−3.2.

n

+

0.3

=

9

2

(

n

−

3.2

)

n+0.3=

2

9

​

(n−3.2)

2 Simplify

9

2

(

n

−

3.2

)

2

9

​

(n−3.2) to

9

(

n

−

3.2

)

2

2

9(n−3.2)

​

.

n

+

0.3

=

9

(

n

−

3.2

)

2

n+0.3=

2

9(n−3.2)

​

3 Multiply both sides by

2

2.

2

n

+

0.6

=

9

(

n

−

3.2

)

2n+0.6=9(n−3.2)

4 Expand.

2

n

+

0.6

=

9

n

−

28.8

2n+0.6=9n−28.8

5 Subtract

2

n

2n from both sides.

0.6

=

9

n

−

28.8

−

2

n

0.6=9n−28.8−2n

6 Simplify

9

n

−

28.8

−

2

n

9n−28.8−2n to

7

n

−

28.8

7n−28.8.

0.6

=

7

n

−

28.8

0.6=7n−28.8

7 Add

28.8

28.8 to both sides.

0.6

+

28.8

=

7

n

0.6+28.8=7n

8 Simplify

0.6

+

28.8

0.6+28.8 to

29.4

29.4.

29.4

=

7

n

29.4=7n

9 Divide both sides by

7

7.

29.4

7

=

n

7

29.4

​

=n

10 Simplify

29.4

7

7

29.4

​

to

4.2

4.2.

4.2

=

n

4.2=n

11 Switch sides.

n

=

4.2

n=4.2

4 0
2 years ago
Read 2 more answers
F(x) = -x^3+ 6x – 7 at x = 2
vodomira [7]

Answer:

f(2)= -4

Step-by-step explanation:

f(x)= -x^3 + 6x - 7

f(2) = -2^3 + 6*2 - 7

f(2)= -8 +12 -7

f(2)= 3-7

f(2)= -4

4 0
2 years ago
Can you help me please?
PSYCHO15rus [73]

Answer:

The answer is no,because different inputs (number of pounds of bananas) will have different output(costs)

5 0
2 years ago
Can you help me with the first two questions?
melisa1 [442]
1.\\\$55\ 000-\$1\ 000=\$54\ 000\\\\\$54\ 000:2=\$27\ 000\\\\\\Answer:B



2.\\-4(x-11)=16\\\\-4\cdot x-4\cdot(-11)=16\\\\-4x+44=16\ \ \ /:(-4)\\\\-4x:(-4)+44:(-4)=16:(-4)\\\\x-11=-4\\\\Answer:G
7 0
2 years ago
Read 2 more answers
How do you find the volume of a cone
SashulF [63]
Volume = (1/3) * π * r² * h.
= (1/3) * π * 3² * 4.5.
= (1/3) * 127.23450247
= 42.41115 cm^3
7 0
3 years ago
Other questions:
  • A ream of a certain brand of paper weighs about 3.225 pounds. A ream contains 500 sheets of paper. How much does a sheet of pape
    5·1 answer
  • Twenty years​ ago, 51​% of parents of children in high school felt it was a serious problem that high school students were not b
    12·1 answer
  • Please help explain each problem thank you have a great day
    5·1 answer
  • a window is shaped like a semicircle the base of the window has a diameter of 3 1/2 feet find the area of the window to the near
    5·2 answers
  • The compound inequality 8.00 ≤ x < 9.50 represents all values, x, for which college students are paid hourly as teacher assis
    5·2 answers
  • Please help me quick!!
    7·1 answer
  • If Lp is a diameter of circle m and , find NO.
    10·2 answers
  • Factorize (x^2-y^2)z + (y^2-z^2)x​
    7·1 answer
  • An item on sale costs 10% of the original price. The original price was $69 . Wats the price now
    15·2 answers
  • Need answer ASAP
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!