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
Ahat [919]
4 years ago
15

HELP ME What is the expression in simplest form? 21 - 6n + 2(2n - 5 ) - 3n

Mathematics
1 answer:
goblinko [34]4 years ago
5 0

21-6n+2(2n-5)-3n

First, multiply 2x2n and 2x-5

21-6n+4n-10-3n

Then rearrange the terms

4n-6n-3n+21-10

Then combine like terms

-5n+11

hope it helps!

You might be interested in
A bird leaves its nest and travels 20 miles per hour downwind for x x hours. On the return trip, the bird travels 4 miles per ho
marysya [2.9K]

a. if the return trip is the same then the bird traveled 40miles

b. the time of the trip is x hours + 6/x-4

Hope this helps!

5 0
3 years ago
1.
Harlamova29_29 [7]

Answer:

a) x = 1

Step-by-step explanation:

Given: 2x + 3 = 5

1. Subtract 3 from both sides:

2x + 3 - 3 = 5 - 3

⟹ 2x = 2

2. Divide both sides by 2:

2x ÷ 2 = 2 ÷ 2

⟹ x = 1

3. Check your work:

2(1) + 3 = 5

2 + 3 = 5

⟹ 5 = 5 ✔

Learn more about solving algebraic equations here:

brainly.com/question/27597890

brainly.com/question/25229258

8 0
2 years ago
We know that a token costs $1.75. If you purchase 10 tokens, you get 2 free tokens. Write and solve an equation to find the appr
Bad White [126]

Answer:

c=(10)($1.75)/12

c=$17.50/12

c=$1.458 which rounds to $1.46 per token

3 0
3 years ago
Find m (2x+14)<br> (X+7)
LekaFEV [45]

Answer:

=

Step-by-step explanation:

Ⓗⓘ ⓣⓗⓔⓡⓔ

Well, assuming m of angle ABD is 90 degrees, then you would add and then solve.

2x+14+x+7=90

3x+21=90

3x=69

=

(っ◔◡◔)っ ♥ Hope this helped! Have a great day! :) ♥

, !

4 0
4 years ago
4 - 2(x-4)/ 3= 3(2x+5)/2<br>pls answer fast​
adell [148]

Answer:

-21/22

Step-by-step explanation:

1.Apply fraction cross multiply

2. Simplify

3.Expand

4.Subtract 24 from both sides

5.simplify

6. Subtract 18x form both sides

7.Simpiify, then divide both sides by -22to get answer.

7 0
3 years ago
Other questions:
  • It takes 15 hours for 4 men to paint a room.
    11·1 answer
  • Measured in meters the wavelength of red light is about 8 times 10^-7, and the wave Leung violet light is 4 times 10^-7. The wav
    5·2 answers
  • Find the approximate area of a triangle that has vertices at A(-4,-2) B(1,1) and C(5, -1).
    14·1 answer
  • Which BEST describes a ray?
    11·2 answers
  • How many solutions does the equation -2y+2y+3=3have?
    13·1 answer
  • Which sequence is represented by the equation a n =4(3)^ n-1
    6·1 answer
  • A farmer divides his ranch into 10 equal squares. The side length of each square section is 20 m. Calculate the total
    13·1 answer
  • If a = 4+3√5 and b = 1 then what will be the value of 2 + 2 ?​
    13·1 answer
  • -3z-1=7 what does z equal
    6·2 answers
  • Circle P has a circumference of approximately 75
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!