16.43-3(-12.1b-19.67)=19.9b

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Solution for 16.43-3(-12.1b-19.67)=19.9b equation:


Simplifying
16.43 + -3(-12.1b + -19.67) = 19.9b

Reorder the terms:
16.43 + -3(-19.67 + -12.1b) = 19.9b
16.43 + (-19.67 * -3 + -12.1b * -3) = 19.9b
16.43 + (59.01 + 36.3b) = 19.9b

Combine like terms: 16.43 + 59.01 = 75.44
75.44 + 36.3b = 19.9b

Solving
75.44 + 36.3b = 19.9b

Solving for variable 'b'.

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

Add '-19.9b' to each side of the equation.
75.44 + 36.3b + -19.9b = 19.9b + -19.9b

Combine like terms: 36.3b + -19.9b = 16.4b
75.44 + 16.4b = 19.9b + -19.9b

Combine like terms: 19.9b + -19.9b = 0.0
75.44 + 16.4b = 0.0

Add '-75.44' to each side of the equation.
75.44 + -75.44 + 16.4b = 0.0 + -75.44

Combine like terms: 75.44 + -75.44 = 0.00
0.00 + 16.4b = 0.0 + -75.44
16.4b = 0.0 + -75.44

Combine like terms: 0.0 + -75.44 = -75.44
16.4b = -75.44

Divide each side by '16.4'.
b = -4.6

Simplifying
b = -4.6

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