(8x+3+4x)/2=4x+7.5

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Solution for (8x+3+4x)/2=4x+7.5 equation: 



(8x+3+4x)/2=4x+7.5

We move all terms to the left:

(8x+3+4x)/2-(4x+7.5)=0

We add all the numbers together, and all the variables

(12x+3)/2-(4x+7.5)=0

We get rid of parentheses

(12x+3)/2-4x-7.5=0

We multiply all the terms by the denominator


(12x+3)-4x*2-(7.5)*2=0

We add all the numbers together, and all the variables

(12x+3)-4x*2-15=0

Wy multiply elements

(12x+3)-8x-15=0

We get rid of parentheses

12x-8x+3-15=0

We add all the numbers together, and all the variables

4x-12=0

We move all terms containing x to the left, all other terms to the right

4x=12

x=12/4

x=3

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