steveenterprises123 steveenterprises123

24-07-2020
Mathematics

contestada

Expand (x +2) (9 - x)

Respuesta :

sharonkaran sharonkaran

24-07-2020

Answer:

-x²+7x+18

Step-by-step explanation:

(x+2) (9-x).

x(9-x)+2(9-x)

9x-x²+ 18-2x

9x-2x-x²+18

7x-x²+18

-x²+7x+18

Answer Link

yunkaus yunkaus

24-06-2021

Answer:

x^2-7x-18

Step-by-step explanation:

Verified Khan Academy Answer

Answer Link

Otras preguntas

Please help thank you

De pequeños Sopa de letras savvas realize

Francis is trying to learn the names of the first five presidents of the United States. He makes up a story using the five names in it so he can remember them i

What is an equation of the line that passes through the point (-4,-3) and is parallel to the line5x – 2y = 12?

Seven feet below sea level is farther below sea level then 4 1/2 feet below sea level

"What is a war chest? a - funds that can be used to move a campaign forward.b - a campaign speech made while standing on the stump of a tree.c - a group of part

text book questions: math 6 cmp3 nic paid a total of 425.68 for a game,including 7% tax. What was the price before tax

What is the direct object for him/it/you in Spanish? A. me B. te C. lo D. la

Match the description with the safety symbol. Toxic Chemicals square white sign with cycling green arrows square orange sign with chemicals dropped on bar and h

Which of the following terms regarding the process of making a motion most closely fits this definition: "to change a motion by inserting, adding, striking out,