13-5*7+2=-20

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Solution for 13-5*7+2=-20 equation: 


Simplifying
13 + -5 * 7 + 2 = -20

Multiply -5 * 7
13 + -35 + 2 = -20

Combine like terms: 13 + -35 = -22
-22 + 2 = -20

Combine like terms: -22 + 2 = -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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