(3x+1)+(0.5x+3)=18

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Solution for (3x+1)+(0.5x+3)=18 equation: 



(3x+1)+(0.5x+3)=18

We move all terms to the left:

(3x+1)+(0.5x+3)-(18)=0

We get rid of parentheses

3x+0.5x+1+3-18=0

We add all the numbers together, and all the variables

3.5x-14=0

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

3.5x=14

x=14/3.5

x=4

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