9(b+2)+7=5b+8

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Solution for 9(b+2)+7=5b+8 equation:


Simplifying
9(b + 2) + 7 = 5b + 8

Reorder the terms:
9(2 + b) + 7 = 5b + 8
(2 * 9 + b * 9) + 7 = 5b + 8
(18 + 9b) + 7 = 5b + 8

Reorder the terms:
18 + 7 + 9b = 5b + 8

Combine like terms: 18 + 7 = 25
25 + 9b = 5b + 8

Reorder the terms:
25 + 9b = 8 + 5b

Solving
25 + 9b = 8 + 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
25 + 9b + -5b = 8 + 5b + -5b

Combine like terms: 9b + -5b = 4b
25 + 4b = 8 + 5b + -5b

Combine like terms: 5b + -5b = 0
25 + 4b = 8 + 0
25 + 4b = 8

Add '-25' to each side of the equation.
25 + -25 + 4b = 8 + -25

Combine like terms: 25 + -25 = 0
0 + 4b = 8 + -25
4b = 8 + -25

Combine like terms: 8 + -25 = -17
4b = -17

Divide each side by '4'.
b = -4.25

Simplifying
b = -4.25

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