-30.03-3.5b=4.2(b+3.3)

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Solution for -30.03-3.5b=4.2(b+3.3) equation:


Simplifying
-30.03 + -3.5b = 4.2(b + 3.3)

Reorder the terms:
-30.03 + -3.5b = 4.2(3.3 + b)
-30.03 + -3.5b = (3.3 * 4.2 + b * 4.2)
-30.03 + -3.5b = (13.86 + 4.2b)

Solving
-30.03 + -3.5b = 13.86 + 4.2b

Solving for variable 'b'.

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

Add '-4.2b' to each side of the equation.
-30.03 + -3.5b + -4.2b = 13.86 + 4.2b + -4.2b

Combine like terms: -3.5b + -4.2b = -7.7b
-30.03 + -7.7b = 13.86 + 4.2b + -4.2b

Combine like terms: 4.2b + -4.2b = 0.0
-30.03 + -7.7b = 13.86 + 0.0
-30.03 + -7.7b = 13.86

Add '30.03' to each side of the equation.
-30.03 + 30.03 + -7.7b = 13.86 + 30.03

Combine like terms: -30.03 + 30.03 = 0.00
0.00 + -7.7b = 13.86 + 30.03
-7.7b = 13.86 + 30.03

Combine like terms: 13.86 + 30.03 = 43.89
-7.7b = 43.89

Divide each side by '-7.7'.
b = -5.7

Simplifying
b = -5.7

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