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
Alex17521 [72]
4 years ago
12

Let f(x) = 4x – 5 and g(x) = 3x + 7. Find f(x) + g(x) and state its domain.

Mathematics
1 answer:
lesantik [10]4 years ago
8 0

f(x)=4x-5,\ g(x)=3x+7\\\\f(x)+g(x)=(4x-5)+(3x+7)=4x-5+3x+7\\\\=(4x+3x)+(-5+7)=7x+2\\\\\text{It's a linear function. The domain is the set of all real numbers.}\\\\Answer:\\\\f(x)+g(x)=7x+2\\D=\mathbb{R}

You might be interested in
Find the value of x in the equation below.<br> x/10 = 8
steposvetlana [31]
The answer is 80 because 80 divided by 10 = 8
7 0
3 years ago
Plzzzz help me but dont ansewer if you dont know it. 100 points
guapka [62]
The first one is 2x-3y/2
The second one is 1/x+2
The third one is (2x-5y)/(2x+5y)
The fourth one is x^2/z^2
5 0
4 years ago
Read 2 more answers
What is (-38) + what = -149?
lbvjy [14]

Answer:

(-111)

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
How many even positive integers are less than 42
mote1985 [20]
20, in total, I believe. 
2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38, and of course 40
5 0
4 years ago
when adding two rational numbers tell what the sign of the sum will be if both rational numbers are positive
erastova [34]

Answer:

When adding two negative integers you'll get a sum that's negative. -When adding one integer that's negative and one that's positive the sum will depends on how large the absolute value is for the two integers to tell if the answer will be positive or negative.

Step-by-step explanation:

Brainliest plss qwq

3 0
3 years ago
Other questions:
  • A store advertises that it is offering a 14% discount on all articles purchased at the store. if yao pays $670.80 for an article,
    12·1 answer
  • a video game is on sale for 25 percent off the original price is $42. what is the discount? and what is the sale price?
    11·2 answers
  • Can anyone answer this question?
    15·2 answers
  • 5/3 as a mixed number
    15·2 answers
  • Factor the trinomial below.
    12·1 answer
  • Center(-3,-4) radius=10 help me plz!!!
    8·1 answer
  • Step by step explanation:<br><br> 12b - b =77
    14·2 answers
  • PLZ HELP DUE soon x 2/3
    10·1 answer
  • A countries population in 1993 was 253 million. In 1999 it was 237 million. Estimate the population in 2007 using the exponentia
    8·1 answer
  • |p+4| ≤ 8<br> Solve using absolute value. Make sure to check the answer with the original equation.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!