3(x-1)+2.5x=4

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Solution for 3(x-1)+2.5x=4 equation: 



3(x-1)+2.5x=4

We move all terms to the left:

3(x-1)+2.5x-(4)=0

We add all the numbers together, and all the variables

2.5x+3(x-1)-4=0

We multiply parentheses

2.5x+3x-3-4=0

We add all the numbers together, and all the variables

5.5x-7=0

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

5.5x=7

x=7/5.5

x=1+1/3.6666666666667

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