5x+7x+8=0

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Solution for 5x+7x+8=0 equation:


5x + 7x + 8 = 0

We simplify the equation to the form, which is simple to understand 
5x+7x+8=0

We move all terms containing x to the left and all other terms to the right. 
+5x+7x=0-8

We simplify left and right side of the equation. 
+12x=-8

We divide both sides of the equation by 12 to get x. 
x=-0.666666666667

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