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
zepelin [54]
3 years ago
7

0.3r=2.1. whats the solution

Mathematics
1 answer:
vivado [14]3 years ago
3 0
In order to find "r", you need to isolate it. So in order to isolate it, you do the inverse operation. In this case, it would be division because 0.3 is being multiplied by "r". So you divide by 0.3 on both sides to get 7. 
You might be interested in
Warren is on vacation and needs to arrange transportation. A rental car costs 60 dollars per day plus a one-time cost of 14 doll
Vlad1618 [11]

Answer:

The answer is C(x) = 60x + 14 and the answer to the second one is 7 days.

Step-by-step explanation:

C(x) =60x + 14

434 = 60x + 14

-14                -14

420 = 60x

/60      /60

7 = x

or

x = 7 days

3 0
3 years ago
Read 2 more answers
315 is what percent of 750?
mihalych1998 [28]

Answer:

42

Step-by-step explanation:

✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨✨

3 0
3 years ago
Read 2 more answers
Identify the following equations as linear,<br> quadratic or other.<br> x + 3x2 = 0
aleksley [76]
Answer: Quadratic

Solution
X=0
X=- 1/3
6 0
3 years ago
A recycling bin is in the shape of a rectangular prism has a volume of 960 inches is the base area of the recycling bin is 32 in
anygoal [31]
30 inches because 32x30=960 and the formula being used is V=bh.
3 0
3 years ago
Read 2 more answers
Please help me pleasssseeee &lt;3
Sophie [7]

Answer:

1st ans

(8x+19)=(9x+9)(vertically opposite angle)

19-9=9x-8x

x=10

2nd ans

(3x-31)=(x+59)(exterior alternate angle)

3x-x=59+31

2x=90

x=90/2

x=45

3rd ans

(5x-33)+(6x+4)=180(straight angle )

11x-29=180

11x=180+29

x=209/11

x=19

8 0
3 years ago
Other questions:
  • What is equivalent to 3√125 ^x?
    6·1 answer
  • How do you write 701,245 in two forms
    6·2 answers
  • Given the exponential equation 3x = 243, what is the logarithmic form of the equation in base 10?
    10·1 answer
  • Which equation shows a valid step in solving:
    8·2 answers
  • A student claims that the rectangular point below can be represented by the
    13·1 answer
  • Which set has the largest interquartile range?
    8·2 answers
  • True or False:<br> Zero is a neutral integer. It can be either positive or negative.
    9·2 answers
  • Select the expression that represents the large rectangles total area. ​
    13·1 answer
  • 4y/2x evaluate the expression when x=4 and y= -6​
    11·2 answers
  • I need help what is 7- 5 6/7?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!