2x+(-7)=-0.4

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Solution for 2x+(-7)=-0.4 equation:


2x+(-7)=-0.4

We simplify the equation to the form, which is simple to understand 
2x+(-7)=-0.4

Remove unnecessary parentheses
+2x-7=-0.4

We move all terms containing x to the left and all other terms to the right. 
+2x=-0.4+7

We simplify left and right side of the equation. 
+2x=+6.6

We divide both sides of the equation by 2 to get x. 
x=3.3

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