HilaryP
HilaryP HilaryP
  • 02-12-2016
  • Mathematics
contestada

Solve 8m^2+20m=12 for m by factoring.

Respuesta :

SirCremator SirCremator
  • 02-12-2016
This is an equation?

Answer Link
apologiabiology
apologiabiology apologiabiology
  • 02-12-2016
first, off, divide both sides by 4 to make things easier
2m^2+5m=3
minus 3 both sides
2m^2+5m-3=0
factor
hmm
experiment
(2m-3)(m+1), nope
(2m+3)(m-1), nope
(2m-1)(m+3), yep

(2m-1)(m+3)=0
set each to zero
2m-1=0
2m=1
m=1/2

m+3=0
m=-3

m=1/2 or -3
Answer Link

Otras preguntas

The main Anglo-Saxon dialects were Kentish, Northumbrian, and what else? Latin and German French and Latin Mercian and West Saxon
A little girl kicks a soccer ball, it goes 10 feet then comes back to her, how is this possible??
Which of the following represents part of the reason the United States was interested in supporting the economics of the Europe with the Marshall plan ?
What is 2.685 rounded to the nearest tenths?
What is the equation for 5x + 2y = 3 in a slope-intercept form
What is 2004 pennies worth??
What is mistake is sentence: Sid did pet the cat?
Niome is starting a business knits and stitches. She needs help cutting someone's blanket sheet. They ask for a medium amount. She tried 3/4 but they said it wa
What is the most recent addition to the list of Eastern Europe's polluters?
Today, the great pyramid at Giza near Cairo, egypt stands 137 meters tall and has a base of 230 meters. What is the slope?