1.3x+18.4+x=7.2+3(x+2.1)

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Solution for 1.3x+18.4+x=7.2+3(x+2.1) equation:


1.3x+18.4+x=7.2+3(x+2.1)

We simplify the equation to the form, which is simple to understand 
1.3x+18.4+x=7.2+3(x+2.1)

Reorder the terms in parentheses
1.3x+18.4+x=7.2+(+3x+6.3)

Remove unnecessary parentheses
+1.3x+18.4+x=+7.2+3x+6.3

We move all terms containing x to the left and all other terms to the right. 
+1.3x+1x-3x=+7.2+6.3-18.4

We simplify left and right side of the equation. 
-0.7x=-4.9

We divide both sides of the equation by -0.7 to get x. 
x=7

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