28-9(-20)=-12-11(-20)

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Solution for 28-9(-20)=-12-11(-20) equation: 


Simplifying
28 + -9(-20) = -12 + -11(-20)

Multiply -9 * -20
28 + 180 = -12 + -11(-20)

Combine like terms: 28 + 180 = 208
208 = -12 + -11(-20)

Multiply -11 * -20
208 = -12 + 220

Combine like terms: -12 + 220 = 208
208 = 208

Add '-208' to each side of the equation.
208 + -208 = 208 + -208

Combine like terms: 208 + -208 = 0
0 = 208 + -208

Combine like terms: 208 + -208 = 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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