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
belka [17]
3 years ago
15

Question 10 is attached! Thanks for all your help!!!!!

Mathematics
2 answers:
KonstantinChe [14]3 years ago
6 0
8r + 2r - 7r = 18
10r - 7r = 18
3r = 18
r = 18/3
r = 6
fgiga [73]3 years ago
6 0
Good morning! ~

r = 6 

And this is why;

First, when we have our equation, were going to simplify. 

So we have 

8r + 2r - 7r = 18

Combining like terms;

(8r + 2r - 7r) = 18

3r = 18

Now we are going to divide each side of our equation by 3 

3r/3 = 18/3

r=6 

You might be interested in
Help someone that’s good at math need your help 15 points !
mylen [45]

Answer:

4x-4+3

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
What value makes the Inequality n > -5
Crank

Answer:

Any numbers above -5 make this inequality true.  Values that will make the inequality true:  -4, -3, -2, -1, 0, 1...

6 0
3 years ago
Read 2 more answers
braden is hiking on a mountain. At 11:00 am he is at an elevation of 500 feet. At 2:00pm he is 900 fett. Find the rate of change
den301095 [7]

Answer:

He changed the elevation by 400 feet

7 0
2 years ago
Please help ASAP 30 pts + brainliest to right/best answer
Korvikt [17]
Look at the pictures above for yor answers and the rules ...

4 0
3 years ago
Find an equivalent ratio in simplest terms:<br> 12 : 32
jarptica [38.1K]

Answer:

3:8 i think

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Other questions:
  • Jessica bakes 112 muffins in 7 batch. How many muffins does each batch contain?
    5·2 answers
  • What is one thing that all of us are afraid to do
    6·1 answer
  • Is 0.84 less than greater than or equal to one half
    12·2 answers
  • Given the measure of an acute angle in a right triangle, we can tell the ratios of the lengths of the triangle's sides relative
    7·1 answer
  • HELP! HAVE TO FINISH FAST! Fill in the numbers resulting from the indicated operation.
    13·1 answer
  • Please help me as quick as you can I really need this thank yu sm
    13·1 answer
  • Can I have help I am stuck on this problem It would mean the world if u helped me and tysm!! =-)
    9·2 answers
  • What else would need to be congruent to show that ABC is equal to XYZ by ASA
    12·1 answer
  • The total cost of renting a banquet hall is a function of the number of hours the
    11·1 answer
  • My little sister need help with this problem. Annabelle arranged her 42 building blocks into 3 rows of 14 blocks. Then, she rear
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!