-2/5+(-3/10)=x

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Solution for -2/5+(-3/10)=x equation:


-2/5+(-3/10)=x

We simplify the equation to the form, which is simple to understand 
-2/5+(-3/10)=x

Simplifying:
-0.4+(-3/10)=x

Simplifying:
-0.4+(-0.3)=x

Remove unnecessary parentheses
-0.4-0.3=+x

We move all terms containing x to the left and all other terms to the right. 
-1x=0.4 + 0.3

We simplify left and right side of the equation. 
-1x=0.7

We divide both sides of the equation by -01 to get x. 
x=-0.7

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