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
stich3 [128]
3 years ago
8

Twice the difference of a number and 1 is 4 more than that number. Find the numbers using Polyas 4 step

Mathematics
1 answer:
const2013 [10]3 years ago
4 0

Answer:

6

Step-by-step explanation:

2 times the difference of a number and 1 = 4 plus that number

In other to express the word problem Mathematically ; let the number = x

2(x - 1) = 4 + x

Expand

2x - 2 = 4 + x

Collect like terms

2x - x = 4 + 2

x = 6

Hence, the number is 6

You might be interested in
What is the slope of the line that passes through the points (7,-9) and (15, -29)?
Mashutka [201]

Answer:

-2.5

I got -2.5 as slope because slope is equal to rise over run so that means

the equation would turn out as -29+9/15-7=-20/8

-20/8=-2 4/8,-2 1/2,1/2=0.5,so the answer turns into -2.5

8 0
3 years ago
Read 2 more answers
Is 7(x+2y) the equivalent of 14x + 14y
ryzh [129]

Answer:

the expressions are not equivalent

Step-by-step explanation:

7(x+2y)    (distribute 7 into the parentheses)

= x(7) + 2y(7)

= (7x + 14y)  ≠ (14x + 14y)

hence the expressions are not equivalent

8 0
4 years ago
Students in a high school woodworking class wants to conduct a survey to determine the percentage of students in the school who
Karo-lina-s [1.5K]

Answer:

a) cluster sampling

Step-by-step explanation:

In cluster sampling method, each member of a population is assigned to one and only one group.This means clusters are formed through probability method usually a simple random sampling.The participants in the clusters are the only one to be surveyed.

In this example,  simple random sampling is used to identify 12 home rooms(cluster) where a group of 20 students (participants) in each room is given the survey.

4 0
4 years ago
50 POINTS PLEASE HELP FAST DUE TODAY: Explain why any of the four operations (+ - × ÷) placed between the two terms 5 and -3√8 w
marin [14]

Answer:

Because -3-/8 itself is an irrational number. No matter the operation it wil always be irrational

Step-by-step explanation:


7 0
4 years ago
Zab is x years old now. What is his age 7 years from now ?​
kakasveta [241]

Answer:

x + 7

Step-by-step explanation:

N/A

3 0
3 years ago
Read 2 more answers
Other questions:
  • Choose all that correctly describe the transformation of the line f(x) to g(x).
    11·1 answer
  • 0.2 is 10 times as much as ?? and <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B1%7D%7B10%7D%20" id="TexFormula1" title=" \frac
    12·1 answer
  • David divided 16.24 by 4 and got the quotient 4.6. Find the correct quotient and tell what you think David did wrong.
    15·1 answer
  • If f(x)=2x^2+3x+1 and g(x)=x+5, what would f(g(x))
    12·2 answers
  • What is 99+44+44+44+$4+44+$4+44+44+44 = and my zodiac is pisces what about your guys zodiac
    7·2 answers
  • The probability I take a nap today is 4/5. The probability I will take a nap and a bubble bath today
    8·1 answer
  • Please help me with this problem. Do not send me a link to some random website. I do not trust the link given that requires me t
    10·1 answer
  • Convert the following repeating decimal to a fraction in simplest form .53
    10·1 answer
  • Ada is making rice. The instructions call for 2 1/4 cups of water for 1 cup of rice. Ada is using only 1/3 cup of rice.
    5·1 answer
  • In a half hour, Fred is meeting his
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!