5(8)-4(5)=20

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Solution for 5(8)-4(5)=20 equation: 


Simplifying
5(8) + -4(5) = 20

Multiply 5 * 8
40 + -4(5) = 20

Multiply -4 * 5
40 + -20 = 20

Combine like terms: 40 + -20 = 20
20 = 20

Add '-20' to each side of the equation.
20 + -20 = 20 + -20

Combine like terms: 20 + -20 = 0
0 = 20 + -20

Combine like terms: 20 + -20 = 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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