# 420+(-15)=n

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## Solution for 420+(-15)=n equation:

420+(-15)=nWe simplify the equation to the form, which is simple to understand 420+(-15)=nRemove unnecessary parentheses+420-15=+nWe move all terms containing n to the left and all other terms to the right. -1n=-420+15We simplify left and right side of the equation. -1n=-405We divide both sides of the equation by -01 to get n. n=405`