lex23425
lex23425 lex23425
  • 02-05-2020
  • Mathematics
contestada

i need help fastttttttttttttt

i need help fastttttttttttttt class=

Respuesta :

uqyokxyzdbbkyedtcr uqyokxyzdbbkyedtcr
  • 02-05-2020

Answer:

X = 1 ± √(-1)²+4(7)(9) / 2(7)

Step-by-step explanation:

7x² = 9+x

7x²-x-9 = 0

X = 1 ± √(-1)²-4(7)(-9) / 2(7)

X = 1 ± √(-1)²+4(7)(9) / 2(7)

Answer Link

Otras preguntas

if the price of a ring was 85 the tax rate was 9%
Look at this graph, what is the slope?
Omar invests £6000 for 4 years in a savings account. He will get 1.5 % per year compound interest. Work out the total amount of that will be in Omar accounts by
Please help ........
the measure of an angle is 177.5 what is the measure of its supplementary angle ​
Mark runs 6 kilometers in 22 minutes. How many minutes will it take him to complete a 39- kilometer run? please help
what type of control involved a takeover of the government Political Economic Cultural
In a rate law the rate constant k, depends on which condition?
Which statement best explains how the Catholic Church benefited from the journeys Columbus made to the Americas? The Catholic Church​
A volleyball team won 90% of 80 games played.how many games did they win?