cassidylynnadkozxrs5 cassidylynnadkozxrs5

01-01-2021
Mathematics

contestada

Simplify: (5x2 - 9x + 3) + (4x2 + 4x - 12)
(1) 9x2 + 5x - 9
2) 9x2 - 5x + 15
3) 9x² - 5x-9
4) 9x2 - 13x - 9

Respuesta :

devishri1977 devishri1977

01-01-2021

Answer:

3) 9x² - 5x - 9

Step-by-step explanation:

Combine like terms

5x² - 9x + 3 + 4x² + 4x - 12 = 5x² + 4x² - 9x + 4x + 3 - 12

= 9x² - 5x - 9

Answer Link

mirsalikhovh mirsalikhovh

29-04-2022

Answer:

3) 9x² - 5x - 9

Step-by-step explanation:

Answer Link

Otras preguntas

india takes the two hour train ride from minneapolis to chicago every dummer to visit her grandparents. The train traveled 44 7/16 (thats a mixed number) mile

Convert the general form of the circle given into standard form. 2x^2 + 2y^2 - 20x - 8y + 50 = 0

where did japan first expand its empire after 1930

Which ancient civilization is associated with the Twelve Tables, an extensive road system, and the poets Horace and Virgil?

How do I solve for x? X+6x=56

Hello, I need help please for mission 3 thank you very much.

Find the length of the radius of the following circle. (x + 2)2 + y2 = 10

What is a synonym for sensory language?A.simileB.fluencyC.metaphorD.imagery im thinkin D?

in the xy-plane above, point c has coordinates (6,9). which of the follwoing is an equation of the line that contains points 0 and c?

David helped his father stock the pond with baby catfish and blue gill. They put in a total of 75 fish. If the number of blue gill was doubled and the number of