-4n+9=-2(2n-1)+7

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Solution for -4n+9=-2(2n-1)+7 equation: 


Simplifying
-4n + 9 = -2(2n + -1) + 7

Reorder the terms:
9 + -4n = -2(2n + -1) + 7

Reorder the terms:
9 + -4n = -2(-1 + 2n) + 7
9 + -4n = (-1 * -2 + 2n * -2) + 7
9 + -4n = (2 + -4n) + 7

Reorder the terms:
9 + -4n = 2 + 7 + -4n

Combine like terms: 2 + 7 = 9
9 + -4n = 9 + -4n

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

Combine like terms: 9 + -9 = 0
0 + -4n = 9 + -9 + -4n
-4n = 9 + -9 + -4n

Combine like terms: 9 + -9 = 0
-4n = 0 + -4n
-4n = -4n

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

Combine like terms: -4n + 4n = 0
0 = -4n + 4n

Combine like terms: -4n + 4n = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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