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
(-9 * 2 + 2.5b * 2) + -6b = -7
(-18 + 5b) + -6b = -7

Combine like terms: 5b + -6b = -1b
-18 + -1b = -7

Solving
-18 + -1b = -7

Solving for variable 'b'.

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

Add '18' to each side of the equation.
-18 + 18 + -1b = -7 + 18

Combine like terms: -18 + 18 = 0
0 + -1b = -7 + 18
-1b = -7 + 18

Combine like terms: -7 + 18 = 11
-1b = 11

Divide each side by '-1'.
b = -11

Simplifying
b = -11

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