-2/3m-4=10+1/2m

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Solution for -2/3m-4=10+1/2m equation:



-2/3m-4=10+1/2m
We move all terms to the left:
-2/3m-4-(10+1/2m)=0
Domain of the equation: 3m!=0
m!=0/3
m!=0
m∈R
Domain of the equation: 2m)!=0
m!=0/1
m!=0
m∈R
We add all the numbers together, and all the variables
-2/3m-(1/2m+10)-4=0
We get rid of parentheses
-2/3m-1/2m-10-4=0
We calculate fractions
(-4m)/6m^2+(-3m)/6m^2-10-4=0
We add all the numbers together, and all the variables
(-4m)/6m^2+(-3m)/6m^2-14=0
We multiply all the terms by the denominator
(-4m)+(-3m)-14*6m^2=0
Wy multiply elements
-84m^2+(-4m)+(-3m)=0
We get rid of parentheses
-84m^2-4m-3m=0
We add all the numbers together, and all the variables
-84m^2-7m=0
a = -84; b = -7; c = 0;
Δ = b2-4ac
Δ = -72-4·(-84)·0
Δ = 49
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$m_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$m_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{49}=7$
$m_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-7)-7}{2*-84}=\frac{0}{-168} =0 $
$m_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-7)+7}{2*-84}=\frac{14}{-168} =-1/12 $

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