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
algol [13]
3 years ago
5

Four-fifths of a number decreased by two is eighteen

Mathematics
1 answer:
hodyreva [135]3 years ago
5 0
Pls mark me brainiless


(4/5)(x - 2) = 18
4(x - 2) = 90
4x = 98
x = 24 1/2
You might be interested in
Match each whole number with a rational, exponential expression. 1. 512 2. 8 3. 343 4. 216 5. 729 6.
Crazy boy [7]

Answer:

1. 2^9 = 512

2. 2^3 = 8

3. 7^3 = 343

4. 6^3 = 216

5. 3^6 = 729

Step-by-step explanation:

To start we have to express the number as a multiplication of prime numbers, from there we can take the expression as a power

1.

2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 = 512

2^9 = 512

2.

2 x 2 x 2 = 8

2^3 = 8

3.

7 x 7 x 7 = 343

7^3 = 343

4.

6 x 6 x 6 = 216

6^3 = 216

5.

3 x 3 x 3 x 3 x 3 x 3 = 729

3^6 = 729

6 0
3 years ago
HELP HELP ME PLEASE ANYONE I BEG HELP
EleoNora [17]

Step-by-step explanation:

probability of getting 20 republican, 13 democrats and 6 in independence? help me please I'm preparing by in exam

6 0
3 years ago
Read 2 more answers
What is x+2x=100<br><br> what is x?
Vesnalui [34]

I am not sure about the answer but all you have to think about is what is 100 divided by 3

8 0
4 years ago
Read 2 more answers
HELP WITH MATH PLEASE! ASAP!!! Annika borrowed a book from the library and forgot to return it on time. The library charges $0.2
ser-zykov [4K]
14 days
.25 x 4days = $1.00
0.30x 10 days = $3.00

$3 + $1 = $4
6 0
3 years ago
Read 2 more answers
What is the solution to the following system of linear equations?
Arturiano [62]

Answer:

i think it's B, no solutions

Step-by-step explanation:

because they are parallel to each other

3 0
3 years ago
Read 2 more answers
Other questions:
  • An architect designs a castle tower for a new attraction at a popular amusement park. Blueprints of the tower, which is in the s
    7·1 answer
  • Consider the strategic games described below. In each case, state how you would classify the game according to the six dimension
    5·1 answer
  • if a toy rocket is launced vertically upward from ground level with an inital velocity of 128 feet per second, then its high h,
    5·1 answer
  • When writing a repeating decimal as a fraction does the number of repeating digits matter explain
    11·1 answer
  • If the perimeter of an isosceles triangle is 36 cm and if the altitude to its base is 12cm, what is the triangle's area
    9·1 answer
  • What is the formula for the volume of a cone? (Use the word Pi instead of the symbol)
    15·1 answer
  • So I’ve got 7th grade math homework and I don’t really get this
    5·1 answer
  • Solve Linear Equations with Rational Numbers
    7·1 answer
  • An artist is constructing a piece of art in the shape of rectangle. The artist wants to use string to tightly tie each vertex of
    15·1 answer
  • Find the final<br> price $<br> laptop with 5% sales tax<br> 5<br> of a $719.99
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!