3(-3-6)+2=4(-3+2)-21

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Solution for 3(-3-6)+2=4(-3+2)-21 equation: 


Simplifying
3(-3 + -6) + 2 = 4(-3 + 2) + -21

Combine like terms: -3 + -6 = -9
3(-9) + 2 = 4(-3 + 2) + -21

Multiply 3 * -9
-27 + 2 = 4(-3 + 2) + -21

Combine like terms: -27 + 2 = -25
-25 = 4(-3 + 2) + -21

Combine like terms: -3 + 2 = -1
-25 = 4(-1) + -21

Multiply 4 * -1
-25 = -4 + -21

Combine like terms: -4 + -21 = -25
-25 = -25

Add '25' to each side of the equation.
-25 + 25 = -25 + 25

Combine like terms: -25 + 25 = 0
0 = -25 + 25

Combine like terms: -25 + 25 = 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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