Jared1111111
Jared1111111
21-11-2016
Mathematics
contestada
what is the answer to (5x+1)(x+2)=-1
Respuesta :
adriana31
adriana31
21-11-2016
expand it so the expression would equal
5x^2+11x+2=-1
move the negative one over by adding one to both sides
5x^2+11x+3=0
then do the quadratic formula
x=-b+/- (√(b^2-4ac))/2a
where b = 11 a=5 and c=3
Answer Link
VER TODAS LAS RESPUESTAS ( 45+ )
Otras preguntas
Which information can fossils provide? A. the rate of volcanic activity in the earth's past B. the types of organisms that lived on earth in the past C
Read this sentence: PLEASE HELP FAST! :) With only meager food supplies, we struggled down the trail, starving, and hoping for signs of a town. What does the wo
Why aniline does not undergo friedal craft reaction?
Which of the following is not characteristic of the Tallmadge Amendment? As a group, the Southern representatives supported the amendment. Children of slaves wo
What is the length of the diagonal of a 10 foot by 8 foot rectangle? A. 6 feet B. 282−−√ feet C. 241−−√ feet D. 18−−√
how might a trader improve his social status
In the late 1980s, a series of anti-Communist revolts broke out in a. Eastern Europe. b. West Germany. c. the Persian Gulf. d. the Commonwealth of Independen
Find the area of the regular octagon.
What was George Washingtons favorite color
Certain behaviors are more likely to reflect activity in one hemisphere than in the other. This is called __________. A. splitting B. trephining C. lateraliza
