4(-1)+20=16

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Solution for 4(-1)+20=16 equation: 


Simplifying
4(-1) + 20 = 16

Multiply 4 * -1
-4 + 20 = 16

Combine like terms: -4 + 20 = 16
16 = 16

Add '-16' to each side of the equation.
16 + -16 = 16 + -16

Combine like terms: 16 + -16 = 0
0 = 16 + -16

Combine like terms: 16 + -16 = 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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