7(1+x)+6(2+x)=4

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Solution for 7(1+x)+6(2+x)=4 equation:


7(1+x)+6(2+x)=4

We simplify the equation to the form, which is simple to understand 
7(1+x)+6(2+x)=4

Reorder the terms in parentheses
+(+7+7x)+6*(2+x)=4

Remove unnecessary parentheses
+7+7x+6+*(+2+x+)=+4

Reorder the terms in parentheses
+7+7x+(+12+6x)=4

Remove unnecessary parentheses
+7+7x+12+6x=+4

We move all terms containing x to the left and all other terms to the right. 
+7x+6x=+4-7-12

We simplify left and right side of the equation. 
+13x=-15

We divide both sides of the equation by 13 to get x. 
x=-1.1538461538462

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