makeupobsession1244
makeupobsession1244 makeupobsession1244
  • 09-10-2018
  • Mathematics
contestada

Solve 2x2 + 5x = 12

a) x= 3/2 and x = −4
b) x= 2 and x= -3
c) x=-6 and x= 5
d) x= 1/2 and x= 1/3

Respuesta :

20johnch
20johnch 20johnch
  • 15-10-2018

2x2+5x=12, 2x+5x=7x, 12+2=14, 7x/7=14/7, x=2

Answer Link

Otras preguntas

rewrite them in order to the largest and the smallest.                                                                6 tens 3 hundreds 8 ones?
rewrite them in order to the largest and the smallest.                                                                6 tens 3 hundreds 8 ones?
Find a 3 1/2% commission on a sale of $2,500 I have no clue how to do this plz help thnx:)
Find a 3 1/2% commission on a sale of $2,500 I have no clue how to do this plz help thnx:)
What is the least common denominator between 5/6, 2/9 1/12, 3/8 5/9, 2/15
Find a 3 1/2% commission on a sale of $2,500 I have no clue how to do this plz help thnx:)
Find a 3 1/2% commission on a sale of $2,500 I have no clue how to do this plz help thnx:)
rewrite them in order to the largest and the smallest.                                                                6 tens 3 hundreds 8 ones?
rewrite them in order to the largest and the smallest.                                                                6 tens 3 hundreds 8 ones?
What is the least common denominator between 5/6, 2/9 1/12, 3/8 5/9, 2/15