popscoleman popscoleman
  • 10-08-2020
  • Mathematics
contestada

Simplify the expression. (5x2 - x - 7) + (2x2 + 3x + 4)

Respuesta :

mallikabatra
mallikabatra mallikabatra
  • 10-08-2020

Answer:

[tex]7x^2-2x-3[/tex]

Step-by-step explanation:

First get rid of the parenthesis

[tex]5x^2-x-7+2x^2+3x+4[/tex]

Next simplify the variables

[tex]7x^2-x-7+3x+4[/tex]

[tex]7x^2-2x-7+4[/tex]

[tex]7x^2-2x-3[/tex]

Answer Link

Otras preguntas

A power supply unit for a computer converts: A. Alternative Current to Direct Current. B. Direct Current to Alternative Current. C. 110 Voltage to 220 Voltage
Which of the following can be found in the epidermis? A. dead cells B. blood vessels C. hair follicles D. nerve cells
Vibrant people can best be described as a. loud. c. energetic. b. lazy.
Which of the following sentences contains an infinitive? A. The car was parked next to the church. B. Dave will take us to the field before the game. C. Let's
an airplane flies at an altitude of 38,000 feet.as it nears the airport the plane begins to descend at a rate of 600 per minute . At this rate,how many minuets
Using the order of operations rule, solve the following: 12 ÷ 2 + 4 – 2 × 3 = ? A. 0 B. 36 C. 4 D. 24
The total of 36, 78, 198, 475, and 620 is A. 1,187. B. 1,407. C. 2,109. D. 1,731.
Who was known as the “king who lost America”? A. Henry VIII B. James II C. Edward VI D. George III
1. Cary woke up this morning with a vague sense of dread. Now, sitting at her desk at school, she has butterflies in her stomach and her palms are sweaty. Today
F.S. Fitzgerald belonged to the _______ generation.