anurdhsingh16
anurdhsingh16 anurdhsingh16
  • 25-08-2022
  • Mathematics
contestada

7a2 - 5a + 2, 3a2 - 7, 2a + 9,1 + 2a - 5a2. find the sum of ​

Respuesta :

Medunno13
Medunno13 Medunno13
  • 27-08-2022

Answer:

[tex]5a^2 -a+5[/tex]

Step-by-step explanation:

[tex]7a^2-5a+2+3a^2-7+2a+9+1+2a-5a^2 \\ \\ =(7a^2+3a^2-5a^2)+(-5a+2a+2a)+(2-7+9+1) \\ \\ =5a^2 -a+5[/tex]

Answer Link

Otras preguntas

What is 24/40 in simplest form
thermosoftening polymers can be used to make plastic bottles and food packaging 1) the reaction to produce polymers uses a catalyst why does the catalyst wor
Which ordered pair is in the solution set of 3x-y=10 A. (5,-5) B. (4,2) C. (4,-2) D. (_5,5) Help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Plz!!!!
Why did the Puritans believe in educating everyone?
Write the ratio of the length to the width of a picture that is 10 1/2 inches long and 8 3/4 inches wide
What range of latitude does south America span?
A 1200kg car moving at 25m/s has the brakes applied with a deceeration of 8.0m/s^2. How far does the car travel before it stops?
The number 57,733 contains two sets of digits in which one,digit is ten times as great than the other.What are the values of the digit in each set
which layer of the earth is where weather occurs
A 1200kg car moving at 25m/s has the brakes applied with a deceeration of 8.0m/s^2. How far does the car travel before it stops?