3(-1)-4(-6)=21

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Solution for 3(-1)-4(-6)=21 equation: 


Simplifying
3(-1) + -4(-6) = 21

Multiply 3 * -1
-3 + -4(-6) = 21

Multiply -4 * -6
-3 + 24 = 21

Combine like terms: -3 + 24 = 21
21 = 21

Add '-21' to each side of the equation.
21 + -21 = 21 + -21

Combine like terms: 21 + -21 = 0
0 = 21 + -21

Combine like terms: 21 + -21 = 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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