9=n-(-3)

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Solution for 9=n-(-3) equation:


Simplifying
9 = n + -1(-3)

Multiply -1 * -3
9 = n + 3

Reorder the terms:
9 = 3 + n

Solving
9 = 3 + n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-1n' to each side of the equation.
9 + -1n = 3 + n + -1n

Combine like terms: n + -1n = 0
9 + -1n = 3 + 0
9 + -1n = 3

Add '-9' to each side of the equation.
9 + -9 + -1n = 3 + -9

Combine like terms: 9 + -9 = 0
0 + -1n = 3 + -9
-1n = 3 + -9

Combine like terms: 3 + -9 = -6
-1n = -6

Divide each side by '-1'.
n = 6

Simplifying
n = 6

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