7*9=n-40

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Solution for 7*9=n-40 equation:


Simplifying
7 * 9 = n + -40

Multiply 7 * 9
63 = n + -40

Reorder the terms:
63 = -40 + n

Solving
63 = -40 + 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.
63 + -1n = -40 + n + -1n

Combine like terms: n + -1n = 0
63 + -1n = -40 + 0
63 + -1n = -40

Add '-63' to each side of the equation.
63 + -63 + -1n = -40 + -63

Combine like terms: 63 + -63 = 0
0 + -1n = -40 + -63
-1n = -40 + -63

Combine like terms: -40 + -63 = -103
-1n = -103

Divide each side by '-1'.
n = 103

Simplifying
n = 103

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