7*9+n=28

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Solution for 7*9+n=28 equation: 


Simplifying
7 * 9 + n = 28

Multiply 7 * 9
63 + n = 28

Solving
63 + n = 28

Solving for variable 'n'.

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

Add '-63' to each side of the equation.
63 + -63 + n = 28 + -63

Combine like terms: 63 + -63 = 0
0 + n = 28 + -63
n = 28 + -63

Combine like terms: 28 + -63 = -35
n = -35

Simplifying
n = -35

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