7.8b-2.4=-42.7

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Solution for 7.8b-2.4=-42.7 equation: 


Simplifying
7.8b + -2.4 = -42.7

Reorder the terms:
-2.4 + 7.8b = -42.7

Solving
-2.4 + 7.8b = -42.7

Solving for variable 'b'.

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

Add '2.4' to each side of the equation.
-2.4 + 2.4 + 7.8b = -42.7 + 2.4

Combine like terms: -2.4 + 2.4 = 0.0
0.0 + 7.8b = -42.7 + 2.4
7.8b = -42.7 + 2.4

Combine like terms: -42.7 + 2.4 = -40.3
7.8b = -40.3

Divide each side by '7.8'.
b = -5.166666667

Simplifying
b = -5.166666667

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