8*2-5*3(-21)=

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Solution for 8*2-5*3(-21)= equation: 


Simplifying
8 * 2 + -5 * 3(-21) = 0

Multiply 8 * 2
16 + -5 * 3(-21) = 0

Multiply -5 * 3
16 + -15 * -21 = 0

Multiply -15 * -21
16 + 315 = 0

Combine like terms: 16 + 315 = 331
331 = 0

Solving
331 = 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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