9(5b+8)=8(5b+2)

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Solution for 9(5b+8)=8(5b+2) equation:


Simplifying
9(5b + 8) = 8(5b + 2)

Reorder the terms:
9(8 + 5b) = 8(5b + 2)
(8 * 9 + 5b * 9) = 8(5b + 2)
(72 + 45b) = 8(5b + 2)

Reorder the terms:
72 + 45b = 8(2 + 5b)
72 + 45b = (2 * 8 + 5b * 8)
72 + 45b = (16 + 40b)

Solving
72 + 45b = 16 + 40b

Solving for variable 'b'.

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

Add '-40b' to each side of the equation.
72 + 45b + -40b = 16 + 40b + -40b

Combine like terms: 45b + -40b = 5b
72 + 5b = 16 + 40b + -40b

Combine like terms: 40b + -40b = 0
72 + 5b = 16 + 0
72 + 5b = 16

Add '-72' to each side of the equation.
72 + -72 + 5b = 16 + -72

Combine like terms: 72 + -72 = 0
0 + 5b = 16 + -72
5b = 16 + -72

Combine like terms: 16 + -72 = -56
5b = -56

Divide each side by '5'.
b = -11.2

Simplifying
b = -11.2

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