9(2.5b+7)=-22.5-5.5b

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Solution for 9(2.5b+7)=-22.5-5.5b equation: 


Simplifying
9(2.5b + 7) = -22.5 + -5.5b

Reorder the terms:
9(7 + 2.5b) = -22.5 + -5.5b
(7 * 9 + 2.5b * 9) = -22.5 + -5.5b
(63 + 22.5b) = -22.5 + -5.5b

Solving
63 + 22.5b = -22.5 + -5.5b

Solving for variable 'b'.

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

Add '5.5b' to each side of the equation.
63 + 22.5b + 5.5b = -22.5 + -5.5b + 5.5b

Combine like terms: 22.5b + 5.5b = 28b
63 + 28b = -22.5 + -5.5b + 5.5b

Combine like terms: -5.5b + 5.5b = 0.0
63 + 28b = -22.5 + 0.0
63 + 28b = -22.5

Add '-63' to each side of the equation.
63 + -63 + 28b = -22.5 + -63

Combine like terms: 63 + -63 = 0
0 + 28b = -22.5 + -63
28b = -22.5 + -63

Combine like terms: -22.5 + -63 = -85.5
28b = -85.5

Divide each side by '28'.
b = -3.053571429

Simplifying
b = -3.053571429

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