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
charle [14.2K]
4 years ago
12

4x = 30-x please solve

Mathematics
2 answers:
Kipish [7]4 years ago
8 0

Answer:

<h2>x = 6</h2><h2 />

Step-by-step explanation:

4x = 30 - x

5x = 30

x = 30/5

x = 6

konstantin123 [22]4 years ago
5 0

Answer:

x=6

Step-by-step explanation:

You might be interested in
Move the numbers to the lines. Put the numbers in order from least to greatest.
Law Incorporation [45]

Answer:

6.650, 6.68, 6.803, 6.82

Step-by-step explanation:

8 0
4 years ago
Has anyone done this already??
andrey2020 [161]

Answer:

log(4x3y)

Step-by-step explanation:

4 0
3 years ago
A candlestick contains 5 pounds of silver. Suppose silver is worth $15 per ounce.
Evgen [1.6K]

Step-by-step explanation:

1 pound = 16 ounces

5 pound = 16 x 5 = 80

Cost per ounce = 15

Cost of 80 ounces = 15 x 80 = 1200

Option D is the correct answer

7 0
4 years ago
A train station has installed a system for determining whether bags contain explosives. It has a 95% chance of correctly identif
astraxan [27]

Answer:

a) P(identified as containing explosives)=P(actually contains explosives and identified as containing explosives)+P(actually not contains explosives and identified as containing explosives)

=(10/(4*106))*0.95+(1-10/(4*106))*0.005 =0.005002363

hence  probability that it actually contains explosives given identified as containing explosives)

=(10/(4*106))*0.95/0.005002363=0.000475

b)

let probability of correctly identifying a bag without explosives be a

hence a =0.99999763 ~ 99.999763%

c)

No as even if that becomes 1 ; proportion of true explosives will always be less than half of total explosives detected,

3 0
4 years ago
HELP PLEASE
Drupady [299]
Its A because if you use 9 cms, and times or divide you will get thoes, its all about converting. 
6 0
3 years ago
Other questions:
  • You are sending your friend a coded message by rearranging the letters in the word “STRIKE.” That is, your code can be any arran
    12·2 answers
  • How to graph them or what the points are
    8·1 answer
  • The sum of the ages of Berma, her mother Rinna and her father Erwin is 80. Two years from now, Rinna’s age will be 13 less than
    7·1 answer
  • The square root of a number is 2k. what is half of the number?​
    12·1 answer
  • Deon buys candy that cost $6 per pound. he will buy at most 7 pounds.
    9·2 answers
  • H(x)=3-1/4x, find h(-8)
    9·2 answers
  • Help meh I keep doing bad :/​
    5·1 answer
  • When the number c is divided by seven,<br> the quotient is equal to six. Find the<br> value of c.
    12·2 answers
  • A 5 ft tall person walks toward a wall at a rate of 3 ft/s. A spotlight is located on the ground 40 ft from the wall. How fast (
    5·1 answer
  • Almonds are priced at $7.50 for one pound in the bulk foods section. How many pounds of almonds could you purchase for $37.50?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!