9(-1)+3=12(-1)+6

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Solution for 9(-1)+3=12(-1)+6 equation: 


Simplifying
9(-1) + 3 = 12(-1) + 6

Multiply 9 * -1
-9 + 3 = 12(-1) + 6

Combine like terms: -9 + 3 = -6
-6 = 12(-1) + 6

Multiply 12 * -1
-6 = -12 + 6

Combine like terms: -12 + 6 = -6
-6 = -6

Add '6' to each side of the equation.
-6 + 6 = -6 + 6

Combine like terms: -6 + 6 = 0
0 = -6 + 6

Combine like terms: -6 + 6 = 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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