3.5(m-6)=m(7m+19)

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Solution for 3.5(m-6)=m(7m+19) equation: 



3.5(m-6)=m(7m+19)

We move all terms to the left:

3.5(m-6)-(m(7m+19))=0

We multiply parentheses

3.5m-(m(7m+19))-21=0



We calculate terms in parentheses: -(m(7m+19)), so:

m(7m+19)

We multiply parentheses

7m^2+19m

Back to the equation:

-(7m^2+19m)



We get rid of parentheses

-7m^2+3.5m-19m-21=0

We add all the numbers together, and all the variables

-7m^2-15.5m-21=0

a = -7; b = -15.5; c = -21;
Δ = b2-4ac
Δ = -15.52-4·(-7)·(-21)
Δ = -347.75
Delta is less than zero, so there is no solution for the equation

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