[21-(5+2)]*3=

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Solution for [21-(5+2)]*3= equation:


Simplifying
[21 + -1(5 + 2)] * 3 = 0

Combine like terms: 5 + 2 = 7
[21 + -1(7)] * 3 = 0

Multiply -1 * 7
[21 + -7] * 3 = 0

Combine like terms: 21 + -7 = 14
[14] * 3 = 0

Multiply 14 * 3
42 = 0

Solving
42 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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