1/2x+3/4x=5-2,5x

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Solution for 1/2x+3/4x=5-2,5x equation:



1/2x+3/4x=5-2.5x
We move all terms to the left:
1/2x+3/4x-(5-2.5x)=0
Domain of the equation: 2x!=0
x!=0/2
x!=0
x∈R
Domain of the equation: 4x!=0
x!=0/4
x!=0
x∈R
We add all the numbers together, and all the variables
1/2x+3/4x-(-2.5x+5)=0
We get rid of parentheses
1/2x+3/4x+2.5x-5=0
We calculate fractions
2.5x+4x/8x^2+6x/8x^2-5=0
We multiply all the terms by the denominator
(2.5x)*8x^2+4x+6x-5*8x^2=0
We add all the numbers together, and all the variables
(+2.5x)*8x^2+4x+6x-5*8x^2=0
We add all the numbers together, and all the variables
10x+(+2.5x)*8x^2-5*8x^2=0
Wy multiply elements
-40x^2+10x+(+2.5x)*8x^2=0

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