3*7+2-28*5+140=

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Solution for 3*7+2-28*5+140= equation: 


Simplifying
3 * 7 + 2 + -28 * 5 + 140 = 0

Multiply 3 * 7
21 + 2 + -28 * 5 + 140 = 0

Multiply -28 * 5
21 + 2 + -140 + 140 = 0

Combine like terms: 21 + 2 = 23
23 + -140 + 140 = 0

Combine like terms: 23 + -140 = -117
-117 + 140 = 0

Combine like terms: -117 + 140 = 23
23 = 0

Solving
23 = 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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