15x-4.7+5x-2.8=3(5x+2)+1.5

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Solution for 15x-4.7+5x-2.8=3(5x+2)+1.5 equation: 



15x-4.7+5x-2.8=3(5x+2)+1.5

We move all terms to the left:

15x-4.7+5x-2.8-(3(5x+2)+1.5)=0

We add all the numbers together, and all the variables

20x-(3(5x+2)+1.5)-7.5=0



We calculate terms in parentheses: -(3(5x+2)+1.5), so:

3(5x+2)+1.5

We multiply parentheses

15x+6+1.5

We add all the numbers together, and all the variables

15x+7.5

Back to the equation:

-(15x+7.5)



We get rid of parentheses

20x-15x-7.5-7.5=0

We add all the numbers together, and all the variables

5x-15=0

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

5x=15

x=15/5

x=3

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