jorgetineo2005 jorgetineo2005

22-10-2021
Mathematics

contestada

5x(x−2)+6x−3(x^2−7)
is equivalent to which of the following expressions?

A) 2x^2+6x−9

B) 2x^2−4x−21

C) 2x^2−16x+21

D) 2x^2−4x+21

Respuesta :

Jzavala536 Jzavala536

22-10-2021

Answer:

D) 2x^2 - 4x + 21

Step-by-step explanation:

5x(x−2)+6x−3(x^2−7) = 2x^2 - 4x + 21

0 = 0

I used a calculator, pls let me know if im incorrect

Answer Link

Otras preguntas

Which describes a type of tax that funds city programs a. progressive tax b. federal income tax c. local income tax d. medicare tax

Calculate how many moles of NH3 form when each quantity of reactant completely reacts according to the equation: 3N2H4(l) => 4NH3(g) + N2(g) Given: 2.6mol N

4.6p – 6.3p + 3.9 = –9.18

Choose the answer that best completes the sentence: Las mesas __________ en la sala familiar. A.) estan B.) esta C.) estamos D.) estoy

Find the value of each expression. Show your work. 10^C^4

Which of these factors would be most effective in raising a country's status from developing to developed? A.) Encouraging the development of government monopol

What is the difference between an exergonic reaction and an endergonic reaction? A.) An exergonic reaction results in a decrease in mass, and an endergonic reac

What choice does a translator make that can affect the tone and pacing of a story

anna-maria has added 4 quarts of an alcohol in water solution to 1 quart of water and her ending product is a 36% alcohol in water solution. what was the concen

A survey finds that miners in West Virginia are less healthy than miners in any other state. Passing federal laws regulating mining conditions would be an examp