15+5-20*3+7=

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Solution for 15+5-20*3+7= equation: 


Simplifying
15 + 5 + -20 * 3 + 7 = 0

Multiply -20 * 3
15 + 5 + -60 + 7 = 0

Combine like terms: 15 + 5 = 20
20 + -60 + 7 = 0

Combine like terms: 20 + -60 = -40
-40 + 7 = 0

Combine like terms: -40 + 7 = -33
-33 = 0

Solving
-33 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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