4b+9=2b+16

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Solution for 4b+9=2b+16 equation:


Simplifying
4b + 9 = 2b + 16

Reorder the terms:
9 + 4b = 2b + 16

Reorder the terms:
9 + 4b = 16 + 2b

Solving
9 + 4b = 16 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
9 + 4b + -2b = 16 + 2b + -2b

Combine like terms: 4b + -2b = 2b
9 + 2b = 16 + 2b + -2b

Combine like terms: 2b + -2b = 0
9 + 2b = 16 + 0
9 + 2b = 16

Add '-9' to each side of the equation.
9 + -9 + 2b = 16 + -9

Combine like terms: 9 + -9 = 0
0 + 2b = 16 + -9
2b = 16 + -9

Combine like terms: 16 + -9 = 7
2b = 7

Divide each side by '2'.
b = 3.5

Simplifying
b = 3.5

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