kayla0321
kayla0321
02-09-2017
Mathematics
contestada
How do I solve this
Respuesta :
caylus
caylus
02-09-2017
Hello,
[tex]x^2-2x-27=-5x+1\\ x^2-2x+5x-27-1=0\\ x^2+3x-28=0\\ x^2+7x-4x-28=0\\ x(x+7)-4(x+7)=0\\ (x+7)(x-4)=0\\ x=-7\ or\ x=4\\ [/tex]
Answer Link
kayyhomie
kayyhomie
02-09-2017
The answer is X1=-7, x2=4.
Answer Link
VER TODAS LAS RESPUESTAS ( 95+ )
Otras preguntas
Is there DNA in our food? How do you know?
Convert 14mm to its equivalent in m using dimensional analysis
What is this answer?10y=360°
What is this answer?10y=360°
What numbers add up to -5 and multiply to get -90
WRITE EACH RATE AS UNIT RATE. 162 WATER BOTTLE IN 9 CASES=
Translation: how long has it been?
Which of the following statements is not true?"Whom" can serve as the object of a preposition."Whom" is an object pronoun."Who" and "whom" are personal pronouns
what is the equation of a line in slope-intercept form with a slope of -3/4 and a y-intercept of -2
What factors add to get -18 and multiply to get 75?
