1=0.4x-0.5x-7

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Solution for 1=0.4x-0.5x-7 equation:


1=0.4x-0.5x-7

We simplify the equation to the form, which is simple to understand 
1=0.4x-0.5x-7

We move all terms containing x to the left and all other terms to the right. 
-0.4x + 0.5x=-7-1

We simplify left and right side of the equation. 
 + 0.1x=-8

We divide both sides of the equation by 0.1 to get x. 
x=-80

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