kalynjackson2447 kalynjackson2447
  • 14-03-2020
  • Mathematics
contestada

Simplify
(2x2 - 5x + 3) - (-x2 + 4x - 5)
A)
x2-x-2
3x²-3x-2
3x²-x+ 5
3x² - 9x=8

Respuesta :

gmany
gmany gmany
  • 14-03-2020

Answer:

3x² - 9x + 8

Step-by-step explanation:

[tex](2x^2-5x+3)-(-x^2+4x-5)\\\\=2x^2-5x+3-(-x^2)-4x-(-5)\\\\=2x^2-5x+3+x^2-4x+5\qquad\text{combine like terms}\\\\=(2x^2+x^2)+(-5x-4x)+(3+5)\\\\=3x^2-9x+8[/tex]

Answer Link

Otras preguntas

The purpose of the expedition Buck takes with Thornton and his partners is to A. deliver mail. B. find a new camp. C. hunt for food D. search for a gold mine.
A cubical sandbox has a volume of 91.125 cubic inches. What is the side length of the sandbox?
what is the importance of personal computers in connecting to the internet ?^please I need an answer, PLEASE ^​
(01.01 MC) Monica earned $60 from a bonus plus $8.50 per hour (h) she worked this week. Which of the following expressions best represents Monica's income for t
Handel was nicknamed “The Red Priest.” True False
Simplify the following expression. 3x(4x − 3) A. 12x2 + 13x B. 12x2 + 5x C. 12x2 − 5x D. 12x2 − 9x
An example of a dictator is A. Aristotle of Greece B. Idi Amid of Uganda C.Tony Blair of Britain
Which of the following statements is true? Bacteria and protozoa are examples of unicellular organisms. Individual cells do not need to maintain homeostasis. Mo
Which is the first step of the creative process? A. Polishing B. Brainstorming C. Drafting D. Revising
help..!!! Why do i ask so many questions