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RSB [31]
3 years ago
10

F(x) = 2x – 1 g(x) = 7x – 12 What is h(x) = f(x) + g(x)?

Mathematics
1 answer:
Liula [17]3 years ago
6 0
<h2>Hello!</h2>

The answer is:

A.

h(x)=9x-13

<h2>Why?</h2>

To solve the problem, we need to perform the shown operation.

We have the functions:

f(x)=2x-1\\g(x)=7x-12

So, performing the following operation, we have:

f(x)+g(x)=h(x)

h(x)=f(x)+g(x)=(2x-1)+(7x-12)=7x+2x-1-12=9x-13

h(x)=9x-13

Hence, we have that the correct option is:

A. h(x)=9x-13

Have a nice day!

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The inequality x-y&gt;0 is satisfied by point (-1,1). Type true or false in the space provided.
rewona [7]

Answer:

e8ew80e8fjc89re

Step-by-step explanation:

ewr98f8j divoerkl

8 0
4 years ago
I need help with number 7 too.
eimsori [14]

Answer:

Look Below

Step-by-step explanation:

m<1 could be 30

m<2 could be 60

m<3 could be 30

3 0
3 years ago
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A certain high school class consists of juniors and seniors. There are
Genrish500 [490]

Answer:

10 SENIORS

Step-by-step explanation:

x=# of seniors

y=# of juniors

x+y=23, x=2y-7

  1. plug the value of x in the second equation into the first
  2. (2y-7)+y=23
  3. Remove parentheses
  4. 2y-7+y=23
  5. Combine like terms
  6. 3y-7=23
  7. Add 7 to BOTH sides
  8. 3y=30
  9. divide BOTH sides by 3
  10. 3y/3=30/3
  11. y=10
  12. There are 10 juniors in the class
  1. FINAL STEPS
  2. Plug y (which is 10) into the first equation
  3. x+y=23
  4. x+10=23
  5. subtract 10 from BOTH sides
  6. x=13
  7. Since X equals the number of seniors, there are 10 seniors in the class

8 0
3 years ago
(WILL GIVE BRAINLIEST)
weeeeeb [17]

Answer:

m<I=57

m<J=57

m<K=66

Step-by-step explanation:

All the angles in a triangle add up to 180 degrees.

m<I= 3x+18

m<K= 5x+1

m<I is congruent to m<J.

We can plug the information we already know into the equation.

3x+18+3x+18+5x+1=180

11x+37=180

Subtract 37 from both sides.

11x=143

x=13

Now, we can find out what the angles are.

m<I= 3x+18

m<I=3(13)+18

m<I=39+18

m<I=57

We know that m<I=m<J, so they are both equal to 57 degrees.

m<J=57

Now for m<K:

m<K=5x+1

m<K=5(13)+1

m<K=65+1

m<K=66

We know this is correct because 57+57+66=180.

4 0
3 years ago
I need help with this math thing <br> thanks
pshichka [43]
See attached picture for answer

3 0
3 years ago
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