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
insens350 [35]
3 years ago
12

3a + -2 + -2a + -1 = Simplify the expressions. Describe each step in words.

Mathematics
1 answer:
SashulF [63]3 years ago
6 0

Answer:

2a-3

Step-by-step explanation:

3a+-2+-2a+-1

= 3a+-2a +-2+-1    (combine like terms)

=2a+-3   (subtract 3a+-2a and add -2+-1)

You might be interested in
I need help please..... it says find the volume of the cyclinser
Schach [20]
I believe it is 269.5 pi cm^3
7 0
3 years ago
The height of a cone is two times its base diameter. What is the volume of the cone in terms of its base radius r?
Travka [436]

Answer:-

The option B is the right answer.

Solution:-

\sf h = 2d = 2 \: • \: 2r = 4r

\sf =  \frac{1}{3} \pi  {r}^{2} h

\sf  =  \frac{1}{3} \pi  {r}^{2}  \: • \: 4r

\sf  =  \frac{4}{3} \pi  {r}^{3} \:   \green✓

5 0
3 years ago
What is the measure of 7a angle 3
dusya [7]

Answer:cnbkdbvsdfbfkdbvobdflb;dkgbgjbogbsblgfbkogbopgbkg[gkbgjbog

Step-by-step explanation:

6 0
3 years ago
An equation is shown below:
Leno4ka [110]
5x+3(x-5)=6x+2x-15
5x+3x-15=6x+2x-15
8x-15=8x-15
No solution
7 0
3 years ago
Read 2 more answers
Siobhan score 4 out of 10
Gala2k [10]
He got a 40%
4/10 = 0.40

And you move the decimal 2 to the right to get 40%
5 0
3 years ago
Other questions:
  • Help me solve this question please
    5·1 answer
  • The expression -4.9t^2+50t + 2 represents the height, in meters, of a toy rocket t seconds after launch. The initial height of t
    9·1 answer
  • You have a function that takes in an X value and produces a Y value. The y value equals 24 times the x value, plus 4 more. What'
    7·1 answer
  • 40+40x0+1= What is the correct answer?
    6·2 answers
  • What is the product of the polynomials below?
    10·1 answer
  • Translate the sentence into an inequality. Nine subtracted from the product of 4 and a number is greater than 17. Use the variab
    13·1 answer
  • Tom is 8 years older than Jerry. The sum of their age is 80. What is Tom's age?
    12·2 answers
  • Question 4 of 10
    10·1 answer
  • X2 + 4<br> + 5 for<br> 2 – 3<br> - 2<br> Answer
    6·2 answers
  • All the dimensions of a pentagon were multiplied by the same factor, and the area of the figure changed by a factor of 25. By wh
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!