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
irina [24]
3 years ago
13

Simplify the following expression by combining like terms 2x+7x^2-5x+8x^2

Mathematics
1 answer:
olga2289 [7]3 years ago
3 0

Answer:15x^2-3x

Step-by-step explanation:

You might be interested in
Help! Please show work, and identify the solution or how many solutions there are to the system.
Sveta_85 [38]

Answer:

one solution (-3, -6)

Step-by-step explanation:

the two line cross at the point (-3, -6) and only at that one point so there is only one solution (-3, -6).

4 0
3 years ago
Is 3.142857 a rational number
gregori [183]
If you're talking about just the decimal, then yes it is.
If you're talking about 22/7, then it still is.
But if you're talking about pi, then it isn't rational.
3 0
4 years ago
Read 2 more answers
To compare 5 in tens place to 5 in the hundreds place in the number 5,555
galina1969 [7]

Answer:

I'm not sure what you are asking for?

Step-by-step explanation:

The 5 in the tens place = 50, and the 5 in the hundreds place = 500.

To compare them (Are you asking me for the difference between them???), then, 500 - 50 = 450.

But, again, I'm not sure what you want.

6 0
3 years ago
Olivia thinks of a number she multiplies her number by 6 and gets an answear of -54 what was her original number
erastovalidia [21]

Answer:

-9

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
For ΔABC, ∠A = 3x, ∠B = 2x - 3, and ∠C = x + 3. If ΔABC undergoes a dilation by a scale factor of 2 to create ΔA'B'C' with ∠A' =
Mashutka [201]
I am not 100% sure but I think the answer is C I hope I helped you and Good luck
3 0
4 years ago
Read 2 more answers
Other questions:
  • A rectangle's length is seven times its width. let w denote the rectangle's width. what polynomial represents the rectangle's ar
    12·1 answer
  • For this problem, you will want to guess and check until you find the right solution. How many years does it take for $100 to re
    7·2 answers
  • If a bag contains 10,500 ounces (oz) of sand, about how many pounds (lb) does it contain? [1 pound= 16 ounces]
    11·2 answers
  • Find the dimensions of the rectangle with largest area that can be inscribed in an equilateral triangle with sides of 1 unit, if
    9·2 answers
  • Use the elimination method to solve the following system of equations.
    13·1 answer
  • Write an equation in point-slope form of the line that passes through the points
    15·1 answer
  • Given the inequality 2y + 6 > 20 Graph a solution
    12·2 answers
  • I know it’s not a lot of points but I need help
    14·1 answer
  • I don’t understand.<br> online school is hard
    9·2 answers
  • Martin put 8 pounds of grapes into a bowl. Four friends each took 2
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!