30=b+s

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Solution for 30=b+s equation:


Simplifying
30 = b + s

Solving
30 = b + s

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
30 + -1b = b + -1b + s

Combine like terms: b + -1b = 0
30 + -1b = 0 + s
30 + -1b = s

Add '-30' to each side of the equation.
30 + -30 + -1b = -30 + s

Combine like terms: 30 + -30 = 0
0 + -1b = -30 + s
-1b = -30 + s

Divide each side by '-1'.
b = 30 + -1s

Simplifying
b = 30 + -1s

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