40-(5)8.4=-2

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Solution for 40-(5)8.4=-2 equation: 


Simplifying
40 + -1(5) * 8.4 = -2

Multiply -1 * 5
40 + -5 * 8.4 = -2

Multiply -5 * 8.4
40 + -42 = -2

Combine like terms: 40 + -42 = -2
-2 = -2

Add '2' to each side of the equation.
-2 + 2 = -2 + 2

Combine like terms: -2 + 2 = 0
0 = -2 + 2

Combine like terms: -2 + 2 = 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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