brainiacfool brainiacfool
  • 13-10-2017
  • Mathematics
contestada

which equation shows the quadratic formula used correctly to solve 7x^2=9+x?

Respuesta :

Alexis6166
Alexis6166 Alexis6166
  • 13-10-2017
7x^2=9+x
minus 9+x both sides
7x^2-1x-9=0


for ax^2+bx+c=0
x=

7x^2-1x-9=0
a=7
b=-1
c=-9

x= is correct usage
Answer Link

Otras preguntas

louise skip counts by 4 on a number line to find 5×4. How many jumps should she draw on number line?
Mass production resulted in a. less affordability of goods. c. reduced prices of goods. b. higher costs of production. d. decreased standards of living.
Simplify, 5(2x + 3y) - 4(3x - 5y)
How did the Kelly-Bessemer process help make iron and steel production better?
What are the characteristics that all maps share
Select all that apply. The goal of Chinese nationalism was to free China from _____. -foreign imperialism -Japanese invaders -Russian intrusions -corrupt t
After a military coup in Nigeria, economic problems continued because of
The last great empire centered in Southwest Asia was the _______ Empire. A. Mongol B. Byzantine C. Ottoman D. Roman
what is similar about why congress and the courts informally change the constitution ?
what is the silent letter in surgeon,gnome,answer,aisel