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

A pipe is 24 feet long. It needs to be cut into pieces that are each 34 feet long. How many pieces can be made from the pipe? Write your answer in simplest form
What is the value of r6 + y2 when r =1 and y=11
The evolution of which characteristic allowed for the development and enlargement of complex internal organs? A. segmentation B. tissue C. body cavity D. e
Which equation can be used to find the area of trapezoid PQRT?
How do you solve 7y + 1 = 43
What is the time period of this painting?
Bertha and Vernon are competing in a diving competition. Bertha's dive ended -54 m from the starting platform. Vernon's dive ended -6 m from the starting platfo
Make a sentence using the word evidence please ill give you brainlist!! <3
Why did the English eventually create a separation between church and state?
write the slope- intercept form of the equation of the line through (0,3) and (1,1)