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 ( 11+ )
Otras preguntas
When the Sun is directly overhead, a hawk dives toward the ground with a constant velocity of 5 m/s at 60 degrees below the horizontal. Calculate the speed of
If 62.0 grams of magnesium metal (Mg) react with 55.5 grams of oxygen gas (O2) in a synthesis reaction, how many grams of the excess reactant will be left over
Write a coordinate rule for the translation of f(x) to g(x). A. (x, y) → (x – 4, y + 5) B. (x, y) → (x – 5, y + 4) C. (x, y) → (x + 5, y – 4) D. (x, y) → (x
The gravitational attraction between two masses varies inversely as the square of the distance between them. If the attraction force between them is 75 lbs. whe
Alpha and beta particles are similar because they both: have the same mass have the same charge are physical particles of matter have the same
Solve x/2+ 7=14 record your steps
Find the volume of this regular pyramid. 4492.8 cm3 13,478.4 cm3 6739.4 cm3 8985.6 cm3
bikers were 1/2 finished with their ride at the 6 mile mark. how long was their ride
Read the following poem and try to explain its impact based on the connotations of the words the poet used. What is the poet comparing? What effect does this cr
water is supplied to us in ____forms. one three five many
