kittens03
kittens03 kittens03
  • 02-06-2016
  • Mathematics
contestada

solve the equation: x^2 - 6x = 7

A. x = 7 , 1
B. x = -7 , 1
C. x = 7 , -1

Respuesta :

Exvited
Exvited Exvited
  • 02-06-2016
x^2 - 6x = 7
(x - 7)(x + 1)= 0 
x = 7, - 1

The answer is: x = 7, -1.
Answer Link
manissaha129
manissaha129 manissaha129
  • 16-01-2021

Answer:

[tex] {x}^{2} - 6x = 7 \\ {x}^{2} - 6x - 7 = 0 \\ {x}^{2} + x - 7x - 7 = 0 \\ x(x + 1) - 7(x + 1) = 0 \\ (x + 1)(x - 7) = 0 \\ \boxed{x = - 1} \\ \boxed{ x = 7}[/tex]

Answer Link

Otras preguntas

What is the oblique asymptote of the function f(x) = the quantity of x squared plus x minus 2, all over x plus 1
What is the purpose of the lead paragraph in a news article?
what were the nuremberg trials?
hi can someone please help me with this question please anyone please help me with this question please anyone please help me with this
"1. In the diagram, which multicell structure is diploid (2n)? A. gametophyte B. sporophyte C. gamete D. spore "
how would you followed copyright laws in within studies
Write each fraction as a sum or difference? 3n+5/7
According to essay, "Lifeboat Ethics," what is the "Green Revolution"? A. Making solders become farmers B. Programs to ship food on lifeboats to hungry nations
Find the mean of the following data 28,48,55,23,43,7,22,16,24,35,28,19 A) 28 B) 29 C) 48 D) 26
regarding the formula al2o3 which of the following is accurate