7+9n=4n-3

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Solution for 7+9n=4n-3 equation:


Simplifying
7 + 9n = 4n + -3

Reorder the terms:
7 + 9n = -3 + 4n

Solving
7 + 9n = -3 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
7 + 9n + -4n = -3 + 4n + -4n

Combine like terms: 9n + -4n = 5n
7 + 5n = -3 + 4n + -4n

Combine like terms: 4n + -4n = 0
7 + 5n = -3 + 0
7 + 5n = -3

Add '-7' to each side of the equation.
7 + -7 + 5n = -3 + -7

Combine like terms: 7 + -7 = 0
0 + 5n = -3 + -7
5n = -3 + -7

Combine like terms: -3 + -7 = -10
5n = -10

Divide each side by '5'.
n = -2

Simplifying
n = -2

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