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
Lerok [7]
3 years ago
15

What is the answer to this problem?8x + 7 - 4x + 1= 20

Mathematics
1 answer:
Alona [7]3 years ago
5 0
The answer is : x = 3
You might be interested in
You do a study of hypnotherapy to determine how effective it is in increasing the number of hours of sleep subjects get each nig
umka2103 [35]

Answer:no

Step-by-step explanation:

jolu frcu

3 0
3 years ago
Jessica had $115 to spend on 9 books. After buying them, she had 16 dollars. How much did each book cost
bazaltina [42]

Answer:

$11.00

Step-by-step explanation:

$115.00 - $16.00= $99.00 /9= $11.00

8 0
3 years ago
The object below is made of solid plastic. It is a cylinder with an indentation at the top in the shape of a cone. What is the v
Anastasy [175]

Answer:

97.6 cm³

Step-by-step explanation:

Volume of plastic object :

Volume of cylinder - volume of cone

From. The diagram. :

Radius, r = diameter /2 = 4/2

Volume of cylinder = pi*r²h

V = 22/7 * 2² * 8 = 100.53096 cm³

Volume of cone = 1/3*pi*r²h

V = 1/3 * 22/7 * 2² * 8

V = 2.9321531 cm³

(100.53096 - 2.9321531) cm³

= 97.598 cm³

= 97.6 cm³

5 0
2 years ago
Pythagorean Theorem
Usimov [2.4K]
A(squared)+B(squared)=C(squared)
5 0
3 years ago
An item is regularly priced at $40 It is on sale for 30% off the regular price. How much (in dollars) is discounted from the reg
Ipatiy [6.2K]

12 dollars is discounted off, making the price 28 dollars.

Step-by-step explanation:

10 percent is 4$, 4×3=12

5 0
2 years ago
Other questions:
  • Randall is cutting a submarine sandwich into smaller pieces he has 4 ft of Saturday he wants to divide into 1/3 foot sandwiches
    7·1 answer
  • Find the coordinates of the midpoint between point A(-5, -9) and the origin
    10·2 answers
  • Convert 7.2 x 10-3 to standard form
    12·1 answer
  • Biff is 25 years older than Hannah today. Four years from now,Biff will be 6 times as old as Hannah will be. How old is Hannah t
    6·1 answer
  • Solve the equation 5w-5+4w-4
    15·1 answer
  • PLEASE HELP DUE TODAY‼️‼️
    14·2 answers
  • The daily cost of hiring an electrician,Y, to work x hours on an electric job can be modeled using a linear function. The electr
    14·2 answers
  • Write all of the word you can think of that represents division you should have at least 3
    7·2 answers
  • Which expressions are equivalent to - f - 502f - 3)?
    8·1 answer
  • Identify the Place Value of a Digit in the following exercises, find the place value of the given digits.
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!