99-2b=42a

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Solution for 99-2b=42a equation:


Simplifying
99 + -2b = 42a

Solving
99 + -2b = 42a

Solving for variable 'b'.

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

Add '-99' to each side of the equation.
99 + -99 + -2b = -99 + 42a

Combine like terms: 99 + -99 = 0
0 + -2b = -99 + 42a
-2b = -99 + 42a

Divide each side by '-2'.
b = 49.5 + -21a

Simplifying
b = 49.5 + -21a

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