7*5.8+a=-84

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Solution for 7*5.8+a=-84 equation: 


Simplifying
7 * 5.8 + a = -84

Multiply 7 * 5.8
40.6 + a = -84

Solving
40.6 + a = -84

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-40.6' to each side of the equation.
40.6 + -40.6 + a = -84 + -40.6

Combine like terms: 40.6 + -40.6 = 0.0
0.0 + a = -84 + -40.6
a = -84 + -40.6

Combine like terms: -84 + -40.6 = -124.6
a = -124.6

Simplifying
a = -124.6

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