9b+30=13b-23

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Solution for 9b+30=13b-23 equation:


Simplifying
9b + 30 = 13b + -23

Reorder the terms:
30 + 9b = 13b + -23

Reorder the terms:
30 + 9b = -23 + 13b

Solving
30 + 9b = -23 + 13b

Solving for variable 'b'.

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

Add '-13b' to each side of the equation.
30 + 9b + -13b = -23 + 13b + -13b

Combine like terms: 9b + -13b = -4b
30 + -4b = -23 + 13b + -13b

Combine like terms: 13b + -13b = 0
30 + -4b = -23 + 0
30 + -4b = -23

Add '-30' to each side of the equation.
30 + -30 + -4b = -23 + -30

Combine like terms: 30 + -30 = 0
0 + -4b = -23 + -30
-4b = -23 + -30

Combine like terms: -23 + -30 = -53
-4b = -53

Divide each side by '-4'.
b = 13.25

Simplifying
b = 13.25

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