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
Andre45 [30]
3 years ago
11

Find f(-7) if f(x) = 2х+ 8.

Mathematics
2 answers:
elena55 [62]3 years ago
8 0

Answer:

<h2>f(-7) = -6</h2>

Step-by-step explanation:

Put x = -7 to f(x) = 2x + 8:

f(-7) = 2(-7) + 8 = -14 + 8 = -6

Artyom0805 [142]3 years ago
6 0

use the substitution method

f(x)= 2x+8

f(-7)= 2(-7)+8

Mutiply first then add

Positive number times negative number = negative number

= -14+8

f(-7)= -6

Answer : f(-7)= -6

You might be interested in
How do you solve this?
NNADVOKAT [17]

Answer:

C.)

Step-by-step explanation:

The graph is positive this time, so right away you can eliminate A and B.

If y=2x, the graph would be much steeper so the answer is C.) you can also check by graphing it in desmos.

4 0
3 years ago
Read 2 more answers
salad dressing is made by mixing lemon juice and oil in the ratio 5:4. eleanor makes 900ml of the salad dressing how much lemon
xxTIMURxx [149]

Answer:

500 ml.

Step-by-step explanation:

5:4, right?

5 + 4 = 9

There's your answer, friend!

7 0
3 years ago
What is the area in square feet of the part of the floor that is not covered by the rug
ohaa [14]
Can you please add a picture of the problem or type all the measurements and information? 
5 0
4 years ago
A cheetah spots a gazelle 300 meters away. The cheetah begins to chase the gazelle at a rate of 18 meters per second at the same
Rina8888 [55]
The cheetah runs 2 meters/sec faster than the gazelle.  Eventually the cheetah will overcome the gazelle.  Since distance = rate times time, time = distance/rate.

Thus, 

300 meters / (2 meters/sec) = 150 sec = 2 min 30 sec
8 0
3 years ago
What are the blank numbers for 16, 17, 18, and 19
Natasha_Volkova [10]

Answer:

16: 0.5, 5, 7.5

17: 62, 434, 682

18: 12.3, 62.5, 10

19: 1, 75, 300

Step-by-step explanation:

16: 9/18=0.5 so halve the numbers

17: 186/3=62 so multiply numbers by 62

18: 24.6/2= 12.3 so multiply by 12.3 and divide for the last one

19: 125/5=25 so for the first one divide by 25 and for the last two times by 25

8 0
3 years ago
Other questions:
  • The price of a pie is now $11. how many pies are sold? how many pies does each producer make? how many producers are there? how
    12·1 answer
  • Got another 1 pls ASAP
    12·1 answer
  • In response to very high demand, a basketball jersey has been marked up by 25% and is now selling for $95.00. How much was the j
    6·1 answer
  • You and your friend each start a car-washing service. you spend $25 on supplies and charge $10 per car. your friend spends $55 o
    10·1 answer
  • Consider a left-tailed test, where the p-value is found to be 0.10. If the sample size n for this test is 49, then the t statist
    10·1 answer
  • Find the surface area of the prism can someone explain as well I will give brainlist if they do
    7·1 answer
  • PLEASE ANSWER ASAP !!!!!!
    12·1 answer
  • What are the missing y values in the table
    15·2 answers
  • What is the value of x in the figure?<br> 60°<br> (2x)
    12·2 answers
  • A square has side length 8 cm. The square is enlarged so that it has side length 48 cm. What is the scale factor of the enlargem
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!