2-b=-7.5

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Solution for 2-b=-7.5 equation: 


Simplifying
2 + -1b = -7.5

Solving
2 + -1b = -7.5

Solving for variable 'b'.

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

Add '-2' to each side of the equation.
2 + -2 + -1b = -7.5 + -2

Combine like terms: 2 + -2 = 0
0 + -1b = -7.5 + -2
-1b = -7.5 + -2

Combine like terms: -7.5 + -2 = -9.5
-1b = -9.5

Divide each side by '-1'.
b = 9.5

Simplifying
b = 9.5

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