2+(2.5b-9)+6b=-7

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Solution for 2+(2.5b-9)+6b=-7 equation: 


Simplifying
2 + (2.5b + -9) + 6b = -7

Reorder the terms:
2 + (-9 + 2.5b) + 6b = -7

Remove parenthesis around (-9 + 2.5b)
2 + -9 + 2.5b + 6b = -7

Combine like terms: 2 + -9 = -7
-7 + 2.5b + 6b = -7

Combine like terms: 2.5b + 6b = 8.5b
-7 + 8.5b = -7

Add '7' to each side of the equation.
-7 + 7 + 8.5b = -7 + 7

Combine like terms: -7 + 7 = 0
0 + 8.5b = -7 + 7
8.5b = -7 + 7

Combine like terms: -7 + 7 = 0
8.5b = 0

Solving
8.5b = 0

Solving for variable 'b'.

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

Divide each side by '8.5'.
b = 0

Simplifying
b = 0

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