4b+9=5(b+2)

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Solution for 4b+9=5(b+2) equation:


Simplifying
4b + 9 = 5(b + 2)

Reorder the terms:
9 + 4b = 5(b + 2)

Reorder the terms:
9 + 4b = 5(2 + b)
9 + 4b = (2 * 5 + b * 5)
9 + 4b = (10 + 5b)

Solving
9 + 4b = 10 + 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.
9 + 4b + -5b = 10 + 5b + -5b

Combine like terms: 4b + -5b = -1b
9 + -1b = 10 + 5b + -5b

Combine like terms: 5b + -5b = 0
9 + -1b = 10 + 0
9 + -1b = 10

Add '-9' to each side of the equation.
9 + -9 + -1b = 10 + -9

Combine like terms: 9 + -9 = 0
0 + -1b = 10 + -9
-1b = 10 + -9

Combine like terms: 10 + -9 = 1
-1b = 1

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

Simplifying
b = -1

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