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

help asap!!! 50 points total if u get big brain! elect the expressions that are equivalent to 10 + 2x + 5y + 3x. Check all that are true. A.6x + 5y + 10 B.5x +

HELP PLS!!! A rectangular garden has a walkway around it. The area of the garden is 4(5.5x + 2.5) The combined area of the garden and the walkway is 5.5 (8x+6)

Where in the human body does the digestive process begin?.

who developed the two different dmx cable types?

If 50 witches drank a potion that makes 2 of them selfs how much withces will be there?

Naruto is the best anime Change my mind

Read the sentences. What word best replaces "moving" in the last sentence? We spent the morning helping our friend Linda move out of her house. We moved each pi

The internal dimensions of a fuel can are: 10 cm by 20 cm by 25 cm. What is its capacity in litres?

help pls i dont get this and it needs to be done before we leave

Helppppppp ion know how to do this