5-3[2+1]+4=

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Solution for 5-3[2+1]+4= equation: 


Simplifying
5 + -3[2 + 1] + 4 = 0

Combine like terms: 2 + 1 = 3
5 + -3[3] + 4 = 0

Multiply -3 * 3
5 + -9 + 4 = 0

Combine like terms: 5 + -9 = -4
-4 + 4 = 0

Combine like terms: -4 + 4 = 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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